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10168500858 = 2313712370439
BaseRepresentation
bin10010111100001011…
…10000001001111010
3222020122211100211220
421132011300021322
5131311114011413
64401002132510
7506661555045
oct113605601172
928218740756
1010168500858
11434894321a
121b794b1136
13c60896319
146c66a5c5c
153e7a94223
hex25e17027a

10168500858 has 16 divisors (see below), whose sum is σ = 20485448640. Its totient is φ = 3364759136.

The previous prime is 10168500851. The next prime is 10168500877. The reversal of 10168500858 is 85800586101.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10168500851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6184398 + ... + 6186041.

It is an arithmetic number, because the mean of its divisors is an integer number (1280340540).

Almost surely, 210168500858 is an apocalyptic number.

10168500858 is an abundant number, since it is smaller than the sum of its proper divisors (10316947782).

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

10168500858 is a wasteful number, since it uses less digits than its factorization.

10168500858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12370581.

The product of its (nonzero) digits is 76800, while the sum is 42.

The spelling of 10168500858 in words is "ten billion, one hundred sixty-eight million, five hundred thousand, eight hundred fifty-eight".

Divisors: 1 2 3 6 137 274 411 822 12370439 24740878 37111317 74222634 1694750143 3389500286 5084250429 10168500858