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10123000134 = 2313129782053
BaseRepresentation
bin10010110110110000…
…01011100101000110
3222010111012200120220
421123120023211012
5131212442001014
64352255005210
7505600036632
oct113330134506
928114180526
1010123000134
114325195915
121b66209806
13c54324b10
146c061ddc2
153e3aa76a9
hex25b60b946

10123000134 has 16 divisors (see below), whose sum is σ = 21803385072. Its totient is φ = 3114769248.

The previous prime is 10123000133. The next prime is 10123000169. The reversal of 10123000134 is 43100032101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10123000133) 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, 64890949 + ... + 64891104.

It is an arithmetic number, because the mean of its divisors is an integer number (1362711567).

Almost surely, 210123000134 is an apocalyptic number.

10123000134 is an abundant number, since it is smaller than the sum of its proper divisors (11680384938).

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

10123000134 is a wasteful number, since it uses less digits than its factorization.

10123000134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129782071.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10123000134 its reverse (43100032101), we get a palindrome (53223032235).

The spelling of 10123000134 in words is "ten billion, one hundred twenty-three million, one hundred thirty-four", and thus it is an aban number.

Divisors: 1 2 3 6 13 26 39 78 129782053 259564106 389346159 778692318 1687166689 3374333378 5061500067 10123000134