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831190

831190² = 17452*17453 + 17454*17455 + 17456*17457 + 17458*17459 + ... + 21148*21149.

Page of Squares : First Upload July 6, 2013 ; Last Revised July 6, 2013
by Yoshio Mimura, Kobe, Japan

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833332

833332² = 694442222224, a square contains repeating digits.

Page of Squares : First Upload September 28, 2013 ; Last Revised September 28, 2013
by Yoshio Mimura, Kobe, Japan

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833334

833334² = 694445555556, a square contains repeating digits.

Page of Squares : First Upload September 28, 2013 ; Last Revised September 28, 2013
by Yoshio Mimura, Kobe, Japan

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834386

834386² = 696199996996, a square with 3 kinds of digits.

Page of Squares : First Upload July 6, 2013 ; Last Revised July 6, 2013
by Yoshio Mimura, Kobe, Japan

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835380

835380² = 1235*1236*1237 + 1237*1238*1239 + 1239*1240*1241 + 1241*1242*1243 + ... + 1675*1676*1677.

Page of Squares : First Upload October 26, 2013 ; Last Revised October 26, 2013
by Yoshio Mimura, Kobe, Japan

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835386

835386² = 697869768996, a square every digit of which is greater than 5.

Page of Squares : First Upload September 28, 2013 ; Last Revised September 28, 2013
by Yoshio Mimura, Kobe, Japan

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838575

(838575² - 5) = (6² - 5)(8² - 5)(10² - 5)(11² - 5)(12² - 5)(16² - 5).

Page of Squares : First Upload July 6, 2013 ; Last Revised July 6, 2013
by Yoshio Mimura, Kobe, Japan

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839025

839025² = 125928² + 829521².

Page of Squares : First Upload July 6, 2013 ; Last Revised July 6, 2013
by Yoshio Mimura, Kobe, Japan

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839056

839056 = 916², a square with different digits.

Page of Squares : First Upload July 6, 2013 ; Last Revised July 6, 2013
by Yoshio Mimura, Kobe, Japan

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839469

1² + 2² + 3² + ... + 839469² = 197193915551573795, the 4th 18-digit sum with odd digits (there are 6 sums in all).

Page of Squares : First Upload July 6, 2013 ; Last Revised July 6, 2013
by Yoshio Mimura, Kobe, Japan

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