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12338652866 = 267731261363
BaseRepresentation
bin10110111110111000…
…01110011011000010
31011211220100111202012
423133130032123002
5200232143342431
65400204052522
7614522550611
oct133734163302
934756314665
1012338652866
115261936581
122484234142
131218376c37
148509b3878
154c336722b
hex2df70e6c2

12338652866 has 16 divisors (see below), whose sum is σ = 19041550944. Its totient is φ = 5993992224.

The previous prime is 12338652847. The next prime is 12338652929. The reversal of 12338652866 is 66825683321.

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, 620900 + ... + 640463.

It is an arithmetic number, because the mean of its divisors is an integer number (1190096934).

Almost surely, 212338652866 is an apocalyptic number.

12338652866 is a deficient number, since it is larger than the sum of its proper divisors (6702898078).

12338652866 is a wasteful number, since it uses less digits than its factorization.

12338652866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261505.

The product of its digits is 2488320, while the sum is 50.

The spelling of 12338652866 in words is "twelve billion, three hundred thirty-eight million, six hundred fifty-two thousand, eight hundred sixty-six".

Divisors: 1 2 67 73 134 146 4891 9782 1261363 2522726 84511321 92079499 169022642 184158998 6169326433 12338652866