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131064294 = 2347464767
BaseRepresentation
bin1111100111111…
…10000111100110
3100010121202102010
413303332013212
5232023024134
621001055050
73151012434
oct763760746
9303552363
10131064294
1167a895a9
1237a87486
13211cc04a
1413599d54
15b78dce9
hex7cfe1e6

131064294 has 16 divisors (see below), whose sum is σ = 267706368. Its totient is φ = 42758472.

The previous prime is 131064289. The next prime is 131064319. The reversal of 131064294 is 492460131.

It is a congruent number.

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, 232102 + ... + 232665.

It is an arithmetic number, because the mean of its divisors is an integer number (16731648).

Almost surely, 2131064294 is an apocalyptic number.

131064294 is an abundant number, since it is smaller than the sum of its proper divisors (136642074).

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

131064294 is a wasteful number, since it uses less digits than its factorization.

131064294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464819.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 131064294 is about 11448.3314941523. The cubic root of 131064294 is about 507.9583815906.

The spelling of 131064294 in words is "one hundred thirty-one million, sixty-four thousand, two hundred ninety-four".

Divisors: 1 2 3 6 47 94 141 282 464767 929534 1394301 2788602 21844049 43688098 65532147 131064294