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12855068083 = 1113883101807
BaseRepresentation
bin10111111100011100…
…01100010110110011
31020011220002010020201
423332032030112303
5202311344134313
65523332420031
7633363163414
oct137616142663
936156063221
1012855068083
1154a7394a10
1225a9177617
13129b358880
1489d3dd80b
155038740dd
hex2fe38c5b3

12855068083 has 16 divisors (see below), whose sum is σ = 15119709696. Its totient is φ = 10775147040.

The previous prime is 12855068071. The next prime is 12855068111. The reversal of 12855068083 is 38086055821.

It is a cyclic number.

It is not a de Polignac number, because 12855068083 - 29 = 12855067571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12855068983) 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, 75366 + ... + 177172.

It is an arithmetic number, because the mean of its divisors is an integer number (944981856).

Almost surely, 212855068083 is an apocalyptic number.

12855068083 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12855068083 is a deficient number, since it is larger than the sum of its proper divisors (2264641613).

12855068083 is a wasteful number, since it uses less digits than its factorization.

12855068083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102714.

The product of its (nonzero) digits is 460800, while the sum is 46.

The spelling of 12855068083 in words is "twelve billion, eight hundred fifty-five million, sixty-eight thousand, eighty-three".

Divisors: 1 11 13 143 883 9713 11479 101807 126269 1119877 1323491 14558401 89895581 988851391 1168642553 12855068083