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18034579614 = 238940184221
BaseRepresentation
bin10000110010111100…
…011101100010011110
31201112212020120100010
4100302330131202132
5243413323021424
612141315344050
71205625253212
oct206274354236
951485216303
1018034579614
117715060657
1235b38b2026
131915449bac
14c3126c942
15708439229
hex432f1d89e

18034579614 has 32 divisors (see below), whose sum is σ = 36565823520. Its totient is φ = 5929088000.

The previous prime is 18034579571. The next prime is 18034579621. The reversal of 18034579614 is 41697543081.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172024 + ... + 256244.

It is an arithmetic number, because the mean of its divisors is an integer number (1142681985).

Almost surely, 218034579614 is an apocalyptic number.

18034579614 is an abundant number, since it is smaller than the sum of its proper divisors (18531243906).

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

18034579614 is a wasteful number, since it uses less digits than its factorization.

18034579614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84716.

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 18034579614 in words is "eighteen billion, thirty-four million, five hundred seventy-nine thousand, six hundred fourteen".

Divisors: 1 2 3 6 89 178 267 401 534 802 1203 2406 35689 71378 84221 107067 168442 214134 252663 505326 7495669 14991338 22487007 33772621 44974014 67545242 101317863 202635726 3005763269 6011526538 9017289807 18034579614