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12616041318 = 2327120633761
BaseRepresentation
bin10111011111111100…
…11000001101100110
31012120020022022011120
423233332120031212
5201314201310233
65443513314410
7624431403366
oct135776301546
935506268146
1012616041318
115394476631
122541105a06
131260988a0a
1487977c9a6
154dc8ab4b3
hex2eff98366

12616041318 has 32 divisors (see below), whose sum is σ = 25344202752. Its totient is φ = 4186684800.

The previous prime is 12616041311. The next prime is 12616041337. The reversal of 12616041318 is 81314061621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12616041311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3352558 + ... + 3356318.

It is an arithmetic number, because the mean of its divisors is an integer number (792006336).

Almost surely, 212616041318 is an apocalyptic number.

12616041318 is an abundant number, since it is smaller than the sum of its proper divisors (12728161434).

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

12616041318 is a wasteful number, since it uses less digits than its factorization.

12616041318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6100.

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 12616041318 in words is "twelve billion, six hundred sixteen million, forty-one thousand, three hundred eighteen".

Divisors: 1 2 3 6 271 542 813 1626 2063 3761 4126 6189 7522 11283 12378 22566 559073 1019231 1118146 1677219 2038462 3057693 3354438 6115386 7758943 15517886 23276829 46553658 2102673553 4205347106 6308020659 12616041318