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131089596 = 22311993103
BaseRepresentation
bin1111101000001…
…00010010111100
3100010200001010020
413310010102330
5232024331341
621001412140
73151146261
oct764042274
9303601106
10131089596
1167aa6610
1237a9a050
132120a711
14135a5268
15b796566
hex7d044bc

131089596 has 24 divisors (see below), whose sum is σ = 333682944. Its totient is φ = 39724080.

The previous prime is 131089579. The next prime is 131089633. The reversal of 131089596 is 695980131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496420 + ... + 496683.

It is an arithmetic number, because the mean of its divisors is an integer number (13903456).

Almost surely, 2131089596 is an apocalyptic number.

It is an amenable number.

131089596 is an abundant number, since it is smaller than the sum of its proper divisors (202593348).

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

131089596 is a wasteful number, since it uses less digits than its factorization.

131089596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993121 (or 993119 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 131089596 is about 11449.4364926838. The cubic root of 131089596 is about 507.9910666584.

The spelling of 131089596 in words is "one hundred thirty-one million, eighty-nine thousand, five hundred ninety-six".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 993103 1986206 2979309 3972412 5958618 10924133 11917236 21848266 32772399 43696532 65544798 131089596