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12956083027 = 174716215373
BaseRepresentation
bin11000001000011111…
…00010001101010011
31020102221011012200221
430010033202031103
5203013224124102
65541341453511
7636030613546
oct140417421523
936387135627
1012956083027
115549409a38
122616b71297
1312b6266324
148ac9b685d
1550c679637
hex3043e2353

12956083027 has 8 divisors (see below), whose sum is σ = 14010083136. Its totient is φ = 11934513792.

The previous prime is 12956083001. The next prime is 12956083031. The reversal of 12956083027 is 72038065921.

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 12956083027 - 211 = 12956080979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12956083097) 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, 8106888 + ... + 8108485.

It is an arithmetic number, because the mean of its divisors is an integer number (1751260392).

Almost surely, 212956083027 is an apocalyptic number.

12956083027 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

12956083027 is a deficient number, since it is larger than the sum of its proper divisors (1054000109).

12956083027 is a wasteful number, since it uses less digits than its factorization.

12956083027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16215437.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 12956083027 in words is "twelve billion, nine hundred fifty-six million, eighty-three thousand, twenty-seven".

Divisors: 1 17 47 799 16215373 275661341 762122531 12956083027