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12723086056 = 231919298963
BaseRepresentation
bin10111101100101101…
…01110001011101000
31012211200201201221111
423312112232023220
5202024102223211
65502255520104
7630201306232
oct136626561350
935750651844
1012723086056
11543993995a
122570b29034
131279bc7bb5
14889a85252
154e6ea3421
hex2f65ae2e8

12723086056 has 32 divisors (see below), whose sum is σ = 24009177600. Its totient is φ = 6320719360.

The previous prime is 12723086029. The next prime is 12723086083. The reversal of 12723086056 is 65068032721.

It is an interprime number because it is at equal distance from previous prime (12723086029) and next prime (12723086083).

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 7 ways as a sum of consecutive naturals, for example, 1415031 + ... + 1423993.

It is an arithmetic number, because the mean of its divisors is an integer number (750286800).

Almost surely, 212723086056 is an apocalyptic number.

It is an amenable number.

12723086056 is a deficient number, since it is larger than the sum of its proper divisors (11286091544).

12723086056 is a wasteful number, since it uses less digits than its factorization.

12723086056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10089 (or 10085 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 12723086056 in words is "twelve billion, seven hundred twenty-three million, eighty-six thousand, fifty-six".

Divisors: 1 2 4 8 191 382 764 929 1528 1858 3716 7432 8963 17926 35852 71704 177439 354878 709756 1419512 1711933 3423866 6847732 8326627 13695464 16653254 33306508 66613016 1590385757 3180771514 6361543028 12723086056