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14639102955 = 325325313399
BaseRepresentation
bin11011010001000111…
…01111101111101011
31101210020001111000100
431220203233233223
5214440102243310
610420342440443
71025525215311
oct155043575753
941706044010
1014639102955
1162324347a4
122a06733123
1314c3b48bc9
149cc31c0b1
155aa2c6ec0
hex3688efbeb

14639102955 has 12 divisors (see below), whose sum is σ = 25374445200. Its totient is φ = 7807521552.

The previous prime is 14639102953. The next prime is 14639102969. The reversal of 14639102955 is 55920193641.

14639102955 is a `hidden beast` number, since 1 + 4 + 639 + 1 + 0 + 2 + 9 + 5 + 5 = 666.

It is not a de Polignac number, because 14639102955 - 21 = 14639102953 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 325313399 = 14639102955 / (1 + 4 + 6 + 3 + 9 + 1 + 0 + 2 + 9 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 14639102955.

It is not an unprimeable number, because it can be changed into a prime (14639102953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162656655 + ... + 162656744.

It is an arithmetic number, because the mean of its divisors is an integer number (2114537100).

Almost surely, 214639102955 is an apocalyptic number.

14639102955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

14639102955 is a deficient number, since it is larger than the sum of its proper divisors (10735342245).

14639102955 is a wasteful number, since it uses less digits than its factorization.

14639102955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325313410 (or 325313407 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The spelling of 14639102955 in words is "fourteen billion, six hundred thirty-nine million, one hundred two thousand, nine hundred fifty-five".

Divisors: 1 3 5 9 15 45 325313399 975940197 1626566995 2927820591 4879700985 14639102955