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12910483893 = 317253146743
BaseRepresentation
bin11000000011000011…
…00101100110110101
31020022202100112110010
430001201211212311
5202420040441033
65533032250433
7634635205506
oct140141454665
936282315403
1012910483893
1155256a46aa
122603840a19
1312a998c0a8
148a6906bad
1550866d863
hex3018659b5

12910483893 has 8 divisors (see below), whose sum is σ = 18226565568. Its totient is φ = 8100695744.

The previous prime is 12910483853. The next prime is 12910483903. The reversal of 12910483893 is 39838401921.

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

It is a cyclic number.

It is not a de Polignac number, because 12910483893 - 26 = 12910483829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12910483823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126573321 + ... + 126573422.

It is an arithmetic number, because the mean of its divisors is an integer number (2278320696).

Almost surely, 212910483893 is an apocalyptic number.

It is an amenable number.

12910483893 is a deficient number, since it is larger than the sum of its proper divisors (5316081675).

12910483893 is a wasteful number, since it uses less digits than its factorization.

12910483893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253146763.

The product of its (nonzero) digits is 373248, while the sum is 48.

The spelling of 12910483893 in words is "twelve billion, nine hundred ten million, four hundred eighty-three thousand, eight hundred ninety-three".

Divisors: 1 3 17 51 253146743 759440229 4303494631 12910483893