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12937302708 = 2231198009869
BaseRepresentation
bin11000000110001111…
…11001001010110100
31020101121211001221120
430003013321022310
5202443422141313
65535431143540
7635412154461
oct140307711264
936347731846
1012937302708
115539852010
122610814bb0
1312b23bc105
148aa2c8668
1550abb9d23
hex3031f92b4

12937302708 has 24 divisors (see below), whose sum is σ = 32931316320. Its totient is φ = 3920394720.

The previous prime is 12937302689. The next prime is 12937302709. The reversal of 12937302708 is 80720373921.

It is a self number, because there is not a number n which added to its sum of digits gives 12937302708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12937302709) 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, 49004803 + ... + 49005066.

It is an arithmetic number, because the mean of its divisors is an integer number (1372138180).

Almost surely, 212937302708 is an apocalyptic number.

It is an amenable number.

12937302708 is an abundant number, since it is smaller than the sum of its proper divisors (19994013612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12937302708 is a wasteful number, since it uses less digits than its factorization.

12937302708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98009887 (or 98009885 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

The spelling of 12937302708 in words is "twelve billion, nine hundred thirty-seven million, three hundred two thousand, seven hundred eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 98009869 196019738 294029607 392039476 588059214 1078108559 1176118428 2156217118 3234325677 4312434236 6468651354 12937302708