511225
511225 = 7152, a square with 3 kinds of digits.
Page of Squares : First Upload June 1, 2013 ; Last Revised June 1, 2013by Yoshio Mimura, Kobe, Japan
514089
514089 = 7172, a square with different digits.
Page of Squares : First Upload June 1, 2013 ; Last Revised June 1, 2013by Yoshio Mimura, Kobe, Japan
514605
5146052 = (12 + ... + 142)*(152 + ... + 272)*(282 + ... + 532).
Page of Squares : First Upload June 1, 2013 ; Last Revised June 1, 2013by Yoshio Mimura, Kobe, Japan
514751
514751 is the 4th prime for which Legendre Symbol (a/514751) = 1 for a = 1,2,...,36,
514751 is the 2nd prime for which Legendre Symbol (a/514751) = 1 for a = 1,2,...,40,
514751 is the 2nd prime for which Legendre Symbol (a/514751) = 1 for a = 1,2,...,42.
by Yoshio Mimura, Kobe, Japan
515415
5154152 = 265652622225, a square with 3 kinds of digits.
Page of Squares : First Upload June 1, 2013 ; Last Revised June 1, 2013by Yoshio Mimura, Kobe, Japan
515761
515761 is the 5th prime for which Legendre Symbol (a/515761) = 1 for a = 1,2,...,36.
Page of Squares : First Upload June 1, 2013 ; Last Revised June 1, 2013by Yoshio Mimura, Kobe, Japan
517379
5173792 is the sum of (13x + 9)2 for 9 <= 13x+9 <= 21849.
Page of Squares : First Upload June 1, 2013 ; Last Revised June 1, 2013by Yoshio Mimura, Kobe, Japan
519841
519841 = 7212, and 51984 = 2282, 1 = 12.
Page of Squares : First Upload June 1, 2013 ; Last Revised June 1, 2013by Yoshio Mimura, Kobe, Japan