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12838360804 = 2216764129983
BaseRepresentation
bin10111111010011100…
…11101011011100100
31020010201122022011121
423331032131123210
5202243110021204
65521534343324
7633101160223
oct137516353344
936121568147
1012838360804
115498a13545
1225a365ab44
131297a590c9
1489b0d0cba
15502173b54
hex2fd39d6e4

12838360804 has 24 divisors (see below), whose sum is σ = 22637680128. Its totient is φ = 6370575360.

The previous prime is 12838360757. The next prime is 12838360841. The reversal of 12838360804 is 40806383821.

It is a super-3 number, since 3×128383608043 (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413197 + ... + 443179.

It is an arithmetic number, because the mean of its divisors is an integer number (943236672).

Almost surely, 212838360804 is an apocalyptic number.

It is an amenable number.

12838360804 is a deficient number, since it is larger than the sum of its proper divisors (9799319324).

12838360804 is a wasteful number, since it uses less digits than its factorization.

12838360804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30795 (or 30793 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 43.

The spelling of 12838360804 in words is "twelve billion, eight hundred thirty-eight million, three hundred sixty thousand, eight hundred four".

Divisors: 1 2 4 167 334 641 668 1282 2564 29983 59966 107047 119932 214094 428188 5007161 10014322 19219103 20028644 38438206 76876412 3209590201 6419180402 12838360804