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12889792355 = 511234359861
BaseRepresentation
bin11000000000100101…
…01001111101100011
31020021022102021222212
430000102221331203
5202344241323410
65531012552335
7634264266356
oct140022517543
936238367885
1012889792355
115514a51860
1225b89226ab
1312a55c5c8b
148a3c7c29d
15506932b05
hex3004a9f63

12889792355 has 8 divisors (see below), whose sum is σ = 16873910064. Its totient is φ = 9374394400.

The previous prime is 12889792297. The next prime is 12889792373. The reversal of 12889792355 is 55329798821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12889792355 - 216 = 12889726819 is a prime.

It is a super-2 number, since 2×128897923552 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12889792294 and 12889792303.

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, 117179876 + ... + 117179985.

It is an arithmetic number, because the mean of its divisors is an integer number (2109238758).

Almost surely, 212889792355 is an apocalyptic number.

12889792355 is a deficient number, since it is larger than the sum of its proper divisors (3984117709).

12889792355 is a wasteful number, since it uses less digits than its factorization.

12889792355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234359877.

The product of its digits is 10886400, while the sum is 59.

The spelling of 12889792355 in words is "twelve billion, eight hundred eighty-nine million, seven hundred ninety-two thousand, three hundred fifty-five".

Divisors: 1 5 11 55 234359861 1171799305 2577958471 12889792355