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12692300012 = 227617431089
BaseRepresentation
bin10111101001000010…
…10010000011101100
31012202112210122102122
423310201102003230
5201443212100022
65455240012112
7626345525060
oct136441220354
935675718378
1012692300012
115423521947
122562761038
1312737091c2
1488594daa0
154e4421742
hex2f48520ec

12692300012 has 24 divisors (see below), whose sum is σ = 25800744480. Its totient is φ = 5350383360.

The previous prime is 12692300009. The next prime is 12692300041. The reversal of 12692300012 is 21000329621.

It is a super-2 number, since 2×126923000122 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3713837 + ... + 3717252.

It is an arithmetic number, because the mean of its divisors is an integer number (1075031020).

Almost surely, 212692300012 is an apocalyptic number.

It is an amenable number.

12692300012 is an abundant number, since it is smaller than the sum of its proper divisors (13108444468).

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

12692300012 is a wasteful number, since it uses less digits than its factorization.

12692300012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7431161 (or 7431159 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 12692300012 its reverse (21000329621), we get a palindrome (33692629633).

The spelling of 12692300012 in words is "twelve billion, six hundred ninety-two million, three hundred thousand, twelve".

Divisors: 1 2 4 7 14 28 61 122 244 427 854 1708 7431089 14862178 29724356 52017623 104035246 208070492 453296429 906592858 1813185716 3173075003 6346150006 12692300012