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12613544153 = 72621687499
BaseRepresentation
bin10111011111101001…
…10110100011011001
31012120001121102200222
423233310312203121
5201313031403103
65443344005425
7624401233130
oct135764664331
935501542628
1012613544153
115393020461
122540300875
1312602c31c2
148792cc917
154dc566638
hex2efd368d9

12613544153 has 8 divisors (see below), whose sum is σ = 14421000000. Its totient is φ = 10807468560.

The previous prime is 12613544137. The next prime is 12613544173. The reversal of 12613544153 is 35144531621.

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

It is not a de Polignac number, because 12613544153 - 24 = 12613544137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12613544123) 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, 325403 + ... + 362096.

It is an arithmetic number, because the mean of its divisors is an integer number (1802625000).

Almost surely, 212613544153 is an apocalyptic number.

It is an amenable number.

12613544153 is a deficient number, since it is larger than the sum of its proper divisors (1807455847).

12613544153 is an equidigital number, since it uses as much as digits as its factorization.

12613544153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690127.

The product of its digits is 43200, while the sum is 35.

The spelling of 12613544153 in words is "twelve billion, six hundred thirteen million, five hundred forty-four thousand, one hundred fifty-three".

Divisors: 1 7 2621 18347 687499 4812493 1801934879 12613544153