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1800000 - 1899999

1800673

18006732 = 3242423252929, a square pegged by 2.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1801604

18016042 = 7970*7971 + 7972*7973 + 7974*7975 + 7976*7977 + ... + 27134*27135.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1802625

18026252 = 3249456890625, and |r3249 = 572, 456890625 = 213752.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1803649

1803649 = 13432, a square with different digits.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1805674

18056742 = 16295*16296 + 16297*16298 + 16299*16300 + 16301*16302 + ... + 28799*28800.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1809580

18095802 = 10967*10968 + 10969*10970 + 10971*10972 + 10973*10974 + ... + 27573*27574.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1815962

18159622 = 26951*26952 + 26953*26954 + 26955*26956 + 26957*26958 + ... + 34015*34016.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1817634

18176342 = 21550*21551 + 21552*21553 + 21554*21555 + 21556*21557 + ... + 31012*31013.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1819216

18192162 = 40900*40901 + 40902*40903 + 40904*40905 + 40906*40907 + ... + 44524*44525.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1820966

18209662 = 3315917173156, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1821854

18218542 = 3319151997316, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1822086

18220862 = 3319997391396, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1824065

18240652 = 3327213124225, 3327213124 = 576822, 225 = 152.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1826346

18263462 = 3335539711716, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1826854

18268542 = 3337395537316, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1827444

18274442 = 3339551573136, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1827904

1827904 = 13522, a square with different digits.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1830786

18307862 = 3351777377796, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1830834

18308342 = 3351953135556, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1832110

18321102 = 10581*10582 + 10583*10584 + 10585*10586 + 10587*10588 + ... + 27729*27730.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1832424

18324242 = 3357777715776, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1832866

18328662 = 3359397773956, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1832914

18329142 = 3359573731396, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1836025

1836025 = 13552, a square with different digits.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1836090

18360902 = 23017*23018 + 23019*23020 + 23021*23022 + 23023*23024 + ... + 31885*31886.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1840930

18409302 = 14028*14029 + 14030*14031 + 14032*14033 + 14034*14035 + ... + 28476*28477.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1841010

18410102 = 5573*5574 + 5575*5576 + 5577*5578 + 5579*5580 + ... + 27371*27372.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1842154

18421542 = 3393531359716, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1842166

18421662 = 3393575571556, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1843744

18437442 = 3399391937536, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1843854

18438542 = 3399797573316, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1849260

18492602 = (12 + ... + 242)*(252 + ... + 732)*(742).

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1855841

18558412 = 5964 + 9454 + 12604.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1859368

18593682 = 87399*87400 + 87401*87402 + 87403*87404 + 87405*87406 + ... + 88293*88294.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1865875

18658752 = 3481489515625, and 3481 = 592, 489515625 = 221252.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1867662

(18676622 + 6) = (12 + 6)(52 + 6)(132 + 6)(172 + 6)(232 + 6)(242 + 6).

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1868689

1868689 = 13672, a square pegged by 8.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1869000

18690002 = 23769*23770 + 23771*23772 + 23773*23774 + 23775*23776 + ... + 32517*32518.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1869262

18692622 = 3494140424644, a square pegged by 4.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1872108

18721082 = 5778*5779*5780 + 5780*5781*5782 + 5782*5783*5784 + 5784*5785*5786 + ... + 5812*5813*5814.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1873924

18739242 = 3511591157776, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1875870

18758702 = 21902*21903 + 21904*21905 + 21906*21907 + 21908*21909 + ... + 31620*31621.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1879876

18798762 = 3533933775376, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1880744

18807442 = 3537197993536, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1880786

18807862 = 3537355977796, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1884556

18845562 = 3551551317136, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1884791

1884791 is the 4th prime for which the Legendre symbol (a/1884791) = 1 for a = 1,2,3,,,42.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1889756

18897562 = 3571177739536, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1890625

1890625 = 13752, a square with different digits.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1890914

18909142 = 3575555755396, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1890924

18909242 = 3575593573776, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1891854

18918542 = 3579111557316, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1896154

18961542 = 3595399991716, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1897366

18973662 = 3599997737956, a square with odd digits except the last digit 6.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1898884

1898884 = 13782, a square pegged by 8.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan

1899950

18999502 = 1174*1175 + 1176*1177 + 1178*1179 + 1180*1181 + ... + 27874*27875.

Page of Squares : First Upload December 7, 2013 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan