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12595072137 = 315592692981
BaseRepresentation
bin10111011101011100…
…11000110010001001
31012111202211221212020
423232232120302021
5201243314302022
65441444035053
7624055226634
oct135656306211
935452757766
1012595072137
11538365412a
122536092a89
13125952640b
14876a80c1b
154dab1835c
hex2eeb98c89

12595072137 has 8 divisors (see below), whose sum is σ = 16804207680. Its totient is φ = 8391325680.

The previous prime is 12595072129. The next prime is 12595072153. The reversal of 12595072137 is 73127059521.

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

It is not a de Polignac number, because 12595072137 - 23 = 12595072129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12595072177) 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, 1341814 + ... + 1351167.

It is an arithmetic number, because the mean of its divisors is an integer number (2100525960).

Almost surely, 212595072137 is an apocalyptic number.

It is an amenable number.

12595072137 is a deficient number, since it is larger than the sum of its proper divisors (4209135543).

12595072137 is a wasteful number, since it uses less digits than its factorization.

12595072137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2694543.

The product of its (nonzero) digits is 132300, while the sum is 42.

The spelling of 12595072137 in words is "twelve billion, five hundred ninety-five million, seventy-two thousand, one hundred thirty-seven".

Divisors: 1 3 1559 4677 2692981 8078943 4198357379 12595072137