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12517160706 = 232695397817
BaseRepresentation
bin10111010100001010…
…01011011100000010
31012022100020122110200
423222011023130002
5201113343120311
65430022110030
7622121052621
oct135205133402
935270218420
1012517160706
11534367a116
122513b7b316
13124634788b
1486a59d6b8
154d3d78556
hex2ea14b702

12517160706 has 12 divisors (see below), whose sum is σ = 27120514902. Its totient is φ = 4172386896.

The previous prime is 12517160701. The next prime is 12517160713. The reversal of 12517160706 is 60706171521.

12517160706 is a `hidden beast` number, since 12 + 517 + 1 + 60 + 70 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8916080625 + 3601080081 = 94425^2 + 60009^2 .

It is not an unprimeable number, because it can be changed into a prime (12517160701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 347698891 + ... + 347698926.

Almost surely, 212517160706 is an apocalyptic number.

12517160706 is an abundant number, since it is smaller than the sum of its proper divisors (14603354196).

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

12517160706 is a wasteful number, since it uses less digits than its factorization.

12517160706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695397825 (or 695397822 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The spelling of 12517160706 in words is "twelve billion, five hundred seventeen million, one hundred sixty thousand, seven hundred six".

Divisors: 1 2 3 6 9 18 695397817 1390795634 2086193451 4172386902 6258580353 12517160706