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14926302618 = 2313718158519
BaseRepresentation
bin11011110011010110…
…10100110110011010
31102112020110201212220
431321223110312122
5221032113140433
610505042244510
71035613323153
oct157153246632
942466421786
1014926302618
11636a566097
122a86956736
13153b4b4636
14a1851c92a
155c56082b3
hex379ad4d9a

14926302618 has 16 divisors (see below), whose sum is σ = 30070509120. Its totient is φ = 4939116896.

The previous prime is 14926302607. The next prime is 14926302619. The reversal of 14926302618 is 81620362941.

It is a super-2 number, since 2×149263026182 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14926302618.

It is not an unprimeable number, because it can be changed into a prime (14926302619) 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, 9078438 + ... + 9080081.

It is an arithmetic number, because the mean of its divisors is an integer number (1879406820).

Almost surely, 214926302618 is an apocalyptic number.

14926302618 is an abundant number, since it is smaller than the sum of its proper divisors (15144206502).

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

14926302618 is a wasteful number, since it uses less digits than its factorization.

14926302618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18158661.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 14926302618 in words is "fourteen billion, nine hundred twenty-six million, three hundred two thousand, six hundred eighteen".

Divisors: 1 2 3 6 137 274 411 822 18158519 36317038 54475557 108951114 2487717103 4975434206 7463151309 14926302618