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95

The smallest squares containingk 95's :
17956 = 1342,   4959529 = 22272,   9559559529 = 977732,
13095959519556 = 36188342,   9595954709595136 = 979589442.

952 = 9025, 9=32 and 25=52.

952 = 9025, a square with different digits.

952 = 9025, 9 + 0 + 2 + 5 = 42.

952 = 203 + 45 + 17.

A 3-by-3 magic square consisting of different squares with constant 952:

52302902
542752222
782502212

152k + 209k + 3344k + 5320k are squares for k = 1,2,3 (952, 62892, 4335612).
513k + 1292k + 3382k + 3838k are squares for k = 1,2,3 (952, 53012, 3122652).
960k + 2080k + 2745k + 3240k are squares for k = 1,2,3 (952, 48252, 2541252).

Komachi Fractions : (21/95)2 = 7938/162450, (13/95)2 = 9126/487350.

Komachi equations:
952 = - 1 - 2 + 3 * 45 * 67 - 8 - 9 = 9 - 8 - 7 + 6 - 5 + 43 * 210
952 = - 9 - 8 + 7 * 6 * 5 * 43 + 2 + 10 = - 9 + 8 + 7 - 6 - 5 + 43 * 210,
952 = - 92 + 82 * 72 + 652 + 432 - 22 - 102.

(952 + 5) = (92 + 5)(102 + 5).

(1 + 2)(3 + 4 + ... + 32)(33 + 34 + ... + 95) = 25202,
(1 + 2 + ... + 6)(7 + 8 + ... + 32)(33 + 34 + ... + 95) = 65522,
(1 + 2 + ... + 8)(9 + 10 + ... + 20)(21 + 22 + ... + 95) = 52202,
(1 + 2 + ... + 11)(12 + 13 + ... + 32)(33 + 34 + ... + 95) = 110882,
(1 + 2 + ... + 21)(22 + 23 + ... + 32)(33 + 34 + ... + 95) = 166322,
(1 + 2 + ... + 25)(26 + 27 + ... + 30)(31 + 32 + ... + 95) = 136502,
(1 + 2 + ... + 27)(28 + 29 + ... + 32)(33 + 34 + ... + 95) = 151202,
(1 + 2 + ... + 35)(36 + 37 + ... + 39)(40 + 41 + ... + 95) = 189002,
(1 + 2 + ... + 47)(48)(49 + 50 + ... + 95) = 135362.

(12 + 22 + ... + 152)(162 + 172 + ... + 642)(652 + 662 + ... + 952) = 46872002.

(13 + 23 + ... + 103)(113 + 123 + ... + 243)(253 + 263 + ... + 953) = 738045002.

958 = 6634204312890625,
    6 + 6 + 3 + 4 + 20 + 43 + 12 + 8906 + 25 = 6 + 6 + 3 + 42 + 04 + 31 + 2 + 8906 + 25
  = 6 + 6 + 3 + 42 + 043 + 12 + 8906 + 2 + 5 = 6 + 6 + 34 + 2 + 043 + 1 + 2 + 8906 + 25
  = 6 + 6 + 34 + 20 + 43 + 1 + 2 + 8906 + 2 + 5 = 6 + 63 + 4 + 2 + 04 + 3 + 12 + 8906 + 25
  = 6 + 63 + 4 + 2 + 04 + 31 + 2 + 8906 + 2 + 5 = 6 + 63 + 4 + 20 + 4 + 3 + 12 + 8906 + 2 + 5
  = 66 + 3 + 4 + 2 + 04 + 3 + 12 + 8906 + 25 = 66 + 3 + 4 + 2 + 04 + 31 + 2 + 8906 + 2 + 5
  = 66 + 3 + 4 + 20 + 4 + 3 + 12 + 8906 + 2 + 5 = 66 + 34 + 2 + 04 + 3 + 1 + 2 + 8906 + 2 + 5
  = 952.

952 = 9025 appears in the decimal expressions of π and e:
  π = 3.14159•••9025••• (from the 5392nd digit),
  e = 2.71828•••9025••• (from the 408th digit),
  (9025 is the 4th 4-digit square in the expression of e.)


Page of Squares : First Upload March 22, 2004 ; Last Revised February 3, 2011
by Yoshio Mimura, Kobe, Japan