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10138765692 = 2231126982621
BaseRepresentation
bin10010111000101000…
…10100100101111100
3222011120212122212110
421130110110211330
5131231011000232
64354020534020
7506151041436
oct113424244574
928146778773
1010138765692
114333083800
121b6b551310
13c57684a53
146c2765656
153e516dacc
hex25c51497c

10138765692 has 36 divisors (see below), whose sum is σ = 26003284328. Its totient is φ = 3072352800.

The previous prime is 10138765657. The next prime is 10138765801. The reversal of 10138765692 is 29656783101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3489859 + ... + 3492762.

Almost surely, 210138765692 is an apocalyptic number.

10138765692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10138765692 is an abundant number, since it is smaller than the sum of its proper divisors (15864518636).

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

10138765692 is a wasteful number, since it uses less digits than its factorization.

10138765692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6982650 (or 6982637 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 10138765692 in words is "ten billion, one hundred thirty-eight million, seven hundred sixty-five thousand, six hundred ninety-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 121 132 242 363 484 726 1452 6982621 13965242 20947863 27930484 41895726 76808831 83791452 153617662 230426493 307235324 460852986 844897141 921705972 1689794282 2534691423 3379588564 5069382846 10138765692