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12936493182 = 232156082197
BaseRepresentation
bin11000000110001001…
…10011100001111110
31020101120021221111010
430003010303201332
5202443220240212
65535401540050
7635402243364
oct140304634176
936346257433
1012936493182
115539349888
1226104a4626
1312b21977c2
148aa157634
1550aaaa03c
hex30313387e

12936493182 has 8 divisors (see below), whose sum is σ = 25872986376. Its totient is φ = 4312164392.

The previous prime is 12936493139. The next prime is 12936493183. The reversal of 12936493182 is 28139463921.

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

12936493182 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12936493183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1078041093 + ... + 1078041104.

It is an arithmetic number, because the mean of its divisors is an integer number (3234123297).

Almost surely, 212936493182 is an apocalyptic number.

12936493182 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12936493182 is a wasteful number, since it uses less digits than its factorization.

12936493182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156082202.

The product of its digits is 559872, while the sum is 48.

The spelling of 12936493182 in words is "twelve billion, nine hundred thirty-six million, four hundred ninety-three thousand, one hundred eighty-two".

Divisors: 1 2 3 6 2156082197 4312164394 6468246591 12936493182