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12614323870 = 251637738849
BaseRepresentation
bin10111011111101111…
…10100111010011110
31012120010002001021101
423233313310322132
5201313231330440
65443412423314
7624410661301
oct135767647236
935503061241
1012614323870
115393503255
122540617b3a
131260507085
14879452b38
154dc66c69a
hex2efdf4e9e

12614323870 has 16 divisors (see below), whose sum is σ = 22845085200. Its totient is φ = 5014773504.

The previous prime is 12614323859. The next prime is 12614323879. The reversal of 12614323870 is 7832341621.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12614323879) 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, 3867795 + ... + 3871054.

It is an arithmetic number, because the mean of its divisors is an integer number (1427817825).

Almost surely, 212614323870 is an apocalyptic number.

12614323870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12614323870 is a deficient number, since it is larger than the sum of its proper divisors (10230761330).

12614323870 is a wasteful number, since it uses less digits than its factorization.

12614323870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7739019.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 12614323870 in words is "twelve billion, six hundred fourteen million, three hundred twenty-three thousand, eight hundred seventy".

Divisors: 1 2 5 10 163 326 815 1630 7738849 15477698 38694245 77388490 1261432387 2522864774 6307161935 12614323870