750
The smallest squares containing k 750's :
75076 = 2742,
9750575025 = 987452,
750775015275076 = 274002742.
Komachi Cube Sum : 7502 = 93 + 183 + 353 + 423 + 763.
7502 = 562500, 5 * 6 / 2 * 50 + 0 = 5 * 6 * 25 + 0 + 0 = 5 * 6 * 25 + 0 * 0 = 750.
7502 = (5 x 6 x 7)2 + (8 x 9 x 10)2.
7502 = (92 + 9)(792 + 9).
7502 = 253 + 503 + 753.
The 4-by-4 magic squares consisting of different squares with constant 750:
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Page of Squares : First Upload September 26, 2005 ; Last Revised December 7, 2013
by Yoshio Mimura, Kobe, Japan
751
The smallest squares containing k 751's :
751689 = 8672,
85751751556 = 2928342,
751277510751364 = 274094422.
(517 / 751)2 = 0.473915826... (Komachic).
3-by-3 magic squares consisting of different squares with constant 7512:
A2 | B2 | C2 |
D2 | E2 | F2 |
G2 | H2 | K2 |
where (A, B, C, D, E, F, G, H, K) = | |
(6, 122, 741, 507, 546, 94, 554, 501, 78), | (6, 139, 738, 347, 654, 126, 666, 342, 59), |
(18, 274, 699, 374, 603, 246, 651, 354, 122), | (21, 354, 662, 402, 554, 309, 634, 363, 174), |
(27, 346, 666, 414, 549, 302, 626, 378, 171), | (42, 229, 714, 474, 546, 203, 581, 462, 114), |
(42, 354, 661, 486, 517, 246, 571, 414, 258), | (50, 270, 699, 510, 501, 230, 549, 490, 150), |
(90, 374, 645, 405, 570, 274, 626, 315, 270), | (94, 213, 714, 309, 666, 158, 678, 274, 171), |
(94, 258, 699, 357, 634, 186, 654, 309, 202), | (139, 318, 666, 438, 581, 186, 594, 354, 293), |
(174, 482, 549, 507, 486, 266, 526, 309, 438) |
7512 = 564001, 5 + 6 + 4 + 0 + 0 + 1 = 42.
Page of Squares : First Upload September 26, 2005 ; Last Revised August 25, 2009by Yoshio Mimura, Kobe, Japan
752
The smallest squares containing k 752's :
47524 = 2182,
13857527524 = 1177182,
5675267527524 = 23822822.
7522 = 565504, 5 + 6 + 5 + 5 + 0 + 4 = 52.
6572 + 6582 + 6592 + ... + 7522 = 69082,
2142 + 2152 + 2162 + ... + 7522 = 117812.
by Yoshio Mimura, Kobe, Japan
753
The smallest squares containing k 753's :
753424 = 8682,
975375361 = 312312,
67753575337536 = 82312562.
7532 = 2122 + 3522 + 6312 : 1362 + 2532 + 2122 = 3572.
3-by-3 magic squares consisting of different squares with constant 7532:
A2 | B2 | C2 |
D2 | E2 | F2 |
G2 | H2 | K2 |
where (A, B, C, D, E, F, G, H, K) = | |
(8, 196, 727, 233, 692, 184, 716, 223, 68), | (8, 433, 616, 464, 488, 337, 593, 376, 272), |
(18, 294, 693, 378, 603, 246, 651, 342, 162), | (20, 415, 628, 503, 460, 320, 560, 428, 265), |
(23, 232, 716, 376, 617, 212, 652, 364, 97), | (23, 244, 712, 296, 652, 233, 692, 287, 76), |
(41, 188, 728, 488, 548, 169, 572, 481, 92), | (47, 152, 736, 352, 656, 113, 664, 337, 112), |
(55, 128, 740, 272, 695, 100, 700, 260, 97), | (56, 188, 727, 428, 607, 124, 617, 404, 152), |
(56, 343, 668, 508, 476, 287, 553, 472, 196), | (68, 289, 692, 439, 548, 272, 608, 428, 119), |
(79, 232, 712, 488, 559, 128, 568, 448, 209), | (92, 343, 664, 436, 568, 233, 607, 356, 268), |
(97, 404, 628, 524, 488, 233, 532, 407, 344), | (112, 329, 668, 521, 448, 308, 532, 508, 161), |
(117, 306, 678, 414, 597, 198, 618, 342, 261), | (148, 308, 671, 352, 631, 212, 649, 272, 268), |
(176, 457, 572, 503, 352, 436, 532, 484, 223) |
7532 = 567009, 5 + 67 + 0 + 0 + 9 = 92,
7532 = 567009, 567 + 0 + 0 + 9 = 242.
by Yoshio Mimura, Kobe, Japan
754
The smallest squares containing k 754's :
6754801 = 25992,
18754754704 = 1369482,
587548754754025 = 242394052.
7542 = 568516, 56 * 8 + 51 * 6 = 754.
7542 = (52 + 4)(1402 + 4).
57681k + 69745k + 139113k + 301977k are squares for k = 1,2,3 (7542, 3445782, 1753871862).
(13 + 23 + ... + 643)(653 + 663 + ... + 1693)(1703 + 1713 + ... + 7543) = 84043159200002,
(13 + 23 + ... + 1803)(1813 + 1823 + ... + 7243)(7253 + 7263 + ... + 7543) = 4700960413380002.
7542 = 568516, 56 + 8 + 51 + 6 = 112,
7542 = 568516, 568 + 51 + 6 = 252,
7542 = 568516, 562 + 82 + 52 + 162 = 592.
7542 = 568516 appears in the decimal expression of π:
π = 3.14159•••568516••• (from the 26681st digit)
by Yoshio Mimura, Kobe, Japan
755
The smallest squares containing k 755's :
27556 = 1662,
755755081 = 274912,
755907553775529 = 274937732.
3-by-3 magic squares consisting of different squares with constant 7552:
A2 | B2 | C2 |
D2 | E2 | F2 |
G2 | H2 | K2 |
where (A, B, C, D, E, F, G, H, K) = | |
(10, 159, 738, 270, 690, 145, 705, 262, 66), | (10, 207, 726, 495, 550, 150, 570, 474, 143), |
(10, 270, 705, 495, 530, 210, 570, 465, 170), | (10, 402, 639, 495, 486, 298, 570, 415, 270), |
(17, 306, 690, 450, 550, 255, 606, 417, 170), | (30, 170, 735, 222, 705, 154, 721, 210, 78), |
(30, 170, 735, 415, 618, 126, 630, 399, 118), | (30, 255, 710, 305, 654, 222, 690, 278, 129), |
(30, 255, 710, 486, 550, 177, 577, 450, 186), | (30, 305, 690, 415, 570, 270, 630, 390, 145), |
(30, 369, 658, 415, 558, 294, 630, 350, 225), | (63, 350, 666, 530, 495, 210, 534, 450, 287), |
(98, 225, 714, 390, 630, 145, 639, 350, 198), | (102, 289, 690, 465, 570, 170, 586, 402, 255), |
(129, 478, 570, 522, 354, 415, 530, 465, 270), | (170, 438, 591, 465, 534, 262, 570, 305, 390) |
7552 = 570025, 57 + 0 + 0 + 2 + 5 = 82,
7552 = 570025, 5 + 70 + 0 + 25 = 102.
7552 = 463 + 573 + 663.
Page of Squares : First Upload September 26, 2005 ; Last Revised August 25, 2009by Yoshio Mimura, Kobe, Japan
756
The smallest squares containing k 756's :
7569 = 872,
977562756 = 312662,
3007567566756 = 17342342.
The squares which begin with 756 and end in 756 are
7561213054756 = 27497662, 7563787054756 = 27502342,..,
756437230756 = 8697342, 756492894756 = 8697662, 7561037070756 = 27497342.
7562 = 571536, a zigzag square.
7562± 5 are primes.
7562 = 571536, a square with odd digits except the last digit 6.
7562 = (12 + 5)(32 + 5)(72 + 5)(112 + 5) = (22 - 1)(82 - 1)(552 - 1).
Cubic Polynomial : (X + 7562)(X + 40482)(X + 284972) = X3 + 287932X2 + 1173902522X + 872090271362.
Kaprekar : 7562 = 571536, and 5 + 715 + 36 = 756.
Komachi equations:
7562 = 12 * 22 * 32 / 42 * 5672 * 82 / 92 = 92 * 82 * 72 / 62 * 542 / 32 / 22 */ 12
= 982 / 72 * 62 * 542 / 32 / 22 */ 12 = 982 / 72 / 62 * 542 * 32 * 22 */ 12
= 92 * 82 * 72 * 62 / 52 * 42 / 322 * 102 = 92 / 82 * 72 * 62 / 52 / 42 * 322 * 102.
7562 = 571536, 5 + 7 + 15 + 3 + 6 = 62,
7562 = 571536, 57 + 15 + 3 + 6 = 92,
7562 = 571536, 5 + 715 + 3 + 6 = 272.
7562 = (5 + 6 + 7 + ... + 16)2 + (17 + 18 + 19 + ... + 28)2 + (29 + 30 + 31 + ... + 40)2 + (41 + 42 + 43 + ... + 52)2.
(1 + 2)(3 + 4)(5 + 6 + 7)(8)(9)(10 + 11) = 7562,
(1 + 2)(3 + 4 + 5 + 6)(7)(8)(9)(10 + 11) = 7562,
(1)(2 + 3 + 4 + 5)(6)(7)(8 + 9 + 10)(11 + 12 + 13) = 7562,
(1)(2)(3 + 4 + 5)(6 + 7 + 8)(9 + 10 + 11 + 12)(13 + 14) = 7562,
(1)(2)(3 + 4 + 5 + 6 + 7 + 8 + 9)(10 + 11)(12)(13 + 14) = 7562,
(1 + 2)(3)(4)(5 + 6 + 7)(8 + 9 + 10 + 11 + 12 + 13)(14) = 7562,
(1 + 2 + 3 + 4 + 5 + 6)(7 + 8 + 9)(10 + 11)(12 + 13 + 14 + 15) = 7562,
(1 + 2 + 3 + 4 + 5 + 6 + 7)(8 + ... + 16)(17 + ... + 25) = 7562,
(1 + 2 + 3 + 4 + 5 + 6)(7)(8 + ... + 88) = 7562.
(13 + 23 + ... + 1713)(1723 + 1733 + ... + 4763)(4773 + 4783 + ... + 7563) = 4348231044393602.
(12)(22 + 32 + 42 + 52)(62)(72 + 82 + 92 + 102) = 7562.
7562 = 35 + 105 + 105 + 135.
7562 = 571536 appears in the decimal expression of e:
e = 2.71828•••571536••• (from the 114710th digit)
by Yoshio Mimura, Kobe, Japan
757
The smallest squares containing k 757's :
375769 = 6132,
75775775076 = 2752742,
7617577757757696 = 872787362.
7572 = 573049, a square with different digits.
3-by-3 magic squares consisting of different squares with constant 7572:
A2 | B2 | C2 |
D2 | E2 | F2 |
G2 | H2 | K2 |
where (A, B, C, D, E, F, G, H, K) = | |
(12, 224, 723, 424, 597, 192, 627, 408, 116), | (19, 192, 732, 348, 648, 179, 672, 341, 72), |
(45, 368, 660, 432, 555, 280, 620, 360, 243), | (51, 252, 712, 388, 621, 192, 648, 352, 171), |
(84, 208, 723, 243, 696, 172, 712, 213, 144), | (96, 312, 683, 467, 564, 192, 588, 397, 264), |
(144, 492, 557, 523, 336, 432, 528, 467, 276), | (147, 348, 656, 432, 584, 213, 604, 333, 312), |
(172, 411, 612, 492, 532, 219, 549, 348, 388) |
7572 = 573049, 5 + 7 + 3 + 0 + 49 = 82,
7572 = 573049, 57 + 30 + 4 + 9 = 102,
7572 = 573049, 5 + 730 + 49 = 282.
by Yoshio Mimura, Kobe, Japan
758
The smallest squares containing k 758's :
107584 = 3282,
7586758404 = 871022,
375801758758449 = 193856072.
1 / 758 = 0.001319261213720316622...,
and 132 + 192 + 2612 + 22 + 1372 + 202 + 3162 + 6222 = 7582.
7582 is the 6th square which is the sum of 5 fifth powers : 15 + 55 + 75 + 75 + 145.
7582 = 574564, 5 + 7 + 45 + 64 = 112,
7582 = 574564, 57 + 4 + 56 + 4 = 112,
7582 = 574564, 57 + 4 + 564 = 252.
by Yoshio Mimura, Kobe, Japan
759
The smallest squares containing k 759's :
1375929 = 11732,
13759759204 = 1173022,
759875975959104 = 275658482.
759 = (12 + 22 + 32 + ... + 222) / (12 + 22).
Komachi Fraction : 36 / 5184729 = (2 / 759)2, 72 / 10369458 = (2 / 759)2.
7592 = 2112 + 3142 + 6582 : 8562 + 4132 + 1122 = 9572,
7592 = 2182 + 3942 + 6112 : 1162 + 4932 + 8122 = 9572.
7592 = 443 + 493 + 723.
7592 = 576081, a square with different digits.
3-by-3 magic squares consisting of different squares with constant 7592:
A2 | B2 | C2 |
D2 | E2 | F2 |
G2 | H2 | K2 |
where (A, B, C, D, E, F, G, H, K) = | |
(2, 314, 691, 349, 614, 278, 674, 317, 146), | (2, 314, 691, 349, 658, 146, 674, 211, 278), |
(13, 86, 754, 446, 611, 62, 614, 442, 61), | (14, 122, 749, 307, 686, 106, 694, 301, 62), |
(14, 371, 662, 526, 482, 259, 547, 454, 266), | (19, 278, 706, 482, 541, 226, 586, 454, 163), |
(26, 386, 653, 478, 499, 314, 589, 422, 226), | (29, 434, 622, 518, 466, 301, 554, 413, 314), |
(34, 118, 749, 274, 701, 98, 707, 266, 74), | (34, 194, 733, 509, 538, 166, 562, 499, 106), |
(34, 205, 730, 355, 650, 166, 670, 334, 125), | (34, 323, 686, 461, 554, 238, 602, 406, 221), |
(36, 351, 672, 408, 576, 279, 639, 348, 216), | (50, 310, 691, 530, 509, 190, 541, 470, 250), |
(61, 226, 722, 502, 554, 131, 566, 467, 194), | (72, 321, 684, 489, 504, 288, 576, 468, 159), |
(74, 371, 658, 406, 538, 349, 637, 386, 146), | (82, 499, 566, 526, 446, 317, 541, 358, 394), |
(83, 266, 706, 314, 658, 211, 686, 269, 182), | (86, 173, 734, 278, 694, 131, 701, 254, 142), |
(86, 302, 691, 394, 611, 218, 643, 334, 226), | (125, 434, 610, 490, 515, 266, 566, 350, 365), |
(142, 461, 586, 499, 502, 274, 554, 334, 397), | (146, 317, 674, 349, 614, 278, 658, 314, 211), |
(166, 307, 674, 338, 646, 211, 659, 254, 278) |
7592 = 576081, 5 + 7 + 60 + 8 + 1 = 92,
7592 = 576081, 57 + 6 + 0 + 81 = 122.
7592 = 576081, and 576 = 242, 81 = 92.
7592 = 576081 appears in the decimal expression of π:
π = 3.14159•••576081••• (from the 58637th digit)
by Yoshio Mimura, Kobe, Japan