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12308653507164 = 2237146531589371
BaseRepresentation
bin1011001100011101010011…
…1010111000001001011100
31121120200210020002211201220
42303013110322320021130
53103131110244212124
642102303425533340
72410161623356620
oct263072472701134
947520706084656
1012308653507164
113a16086023113
1214695bb1a4250
136b3916272a21
14307a560dd180
1516529a166879
hexb31d4eb825c

12308653507164 has 24 divisors (see below), whose sum is σ = 32823076019328. Its totient is φ = 3516758144880.

The previous prime is 12308653507153. The next prime is 12308653507229. The reversal of 12308653507164 is 46170535680321.

12308653507164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 73265794602 + ... + 73265794769.

It is an arithmetic number, because the mean of its divisors is an integer number (1367628167472).

Almost surely, 212308653507164 is an apocalyptic number.

12308653507164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12308653507164 is an abundant number, since it is smaller than the sum of its proper divisors (20514422512164).

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

12308653507164 is a wasteful number, since it uses less digits than its factorization.

12308653507164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146531589385 (or 146531589383 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 12308653507164 in words is "twelve trillion, three hundred eight billion, six hundred fifty-three million, five hundred seven thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 146531589371 293063178742 439594768113 586126357484 879189536226 1025721125597 1758379072452 2051442251194 3077163376791 4102884502388 6154326753582 12308653507164