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12102860706 = 23103113173309
BaseRepresentation
bin10110100010110001…
…01111111110100010
31011020110200000201020
423101120233332202
5144241313020311
65320542150310
7605630422116
oct132130577642
934213600636
1012102860706
115150827422
122419282396
1311ab56a451
1482b555746
154ac7dcc06
hex2d162ffa2

12102860706 has 32 divisors (see below), whose sum is σ = 24657160320. Its totient is φ = 3959741184.

The previous prime is 12102860669. The next prime is 12102860719. The reversal of 12102860706 is 60706820121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16821 + ... + 156488.

It is an arithmetic number, because the mean of its divisors is an integer number (770536260).

Almost surely, 212102860706 is an apocalyptic number.

12102860706 is an abundant number, since it is smaller than the sum of its proper divisors (12554299614).

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

12102860706 is a wasteful number, since it uses less digits than its factorization.

12102860706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173530.

The product of its (nonzero) digits is 8064, while the sum is 33.

The spelling of 12102860706 in words is "twelve billion, one hundred two million, eight hundred sixty thousand, seven hundred six".

Divisors: 1 2 3 6 103 113 206 226 309 339 618 678 11639 23278 34917 69834 173309 346618 519927 1039854 17850827 19583917 35701654 39167834 53552481 58751751 107104962 117503502 2017143451 4034286902 6051430353 12102860706