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68573852502 = 2383149924151
BaseRepresentation
bin111111110111010100…
…011111001101010110
320120000000210122021220
4333313110133031112
52110414401240002
651300303351210
74645216062141
oct776724371526
9216000718256
1068573852502
112709a174381
12113592b2506
13660ab425ac
143467459058
151bb53037bc
hexff751f356

68573852502 has 32 divisors (see below), whose sum is σ = 139731782400. Its totient is φ = 22430968800.

The previous prime is 68573852497. The next prime is 68573852519. The reversal of 68573852502 is 20525837586.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387874 + ... + 536277.

It is an arithmetic number, because the mean of its divisors is an integer number (4366618200).

Almost surely, 268573852502 is an apocalyptic number.

68573852502 is an abundant number, since it is smaller than the sum of its proper divisors (71157929898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68573852502 is a wasteful number, since it uses less digits than its factorization.

68573852502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924388.

The product of its (nonzero) digits is 4032000, while the sum is 51.

The spelling of 68573852502 in words is "sixty-eight billion, five hundred seventy-three million, eight hundred fifty-two thousand, five hundred two".

Divisors: 1 2 3 6 83 149 166 249 298 447 498 894 12367 24734 37101 74202 924151 1848302 2772453 5544906 76704533 137698499 153409066 230113599 275396998 413095497 460227198 826190994 11428975417 22857950834 34286926251 68573852502