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131273374 = 2239712939
BaseRepresentation
bin1111101001100…
…01001010011110
3100011000101012211
413310301022132
5232101221444
621005351034
73152543131
oct764611236
9304011184
10131273374
11681116a1
1237b6847a
132127326b
1413612218
15b7d0c34
hex7d3129e

131273374 has 16 divisors (see below), whose sum is σ = 205752960. Its totient is φ = 62696920.

The previous prime is 131273357. The next prime is 131273383. The reversal of 131273374 is 473372131.

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, 43197 + ... + 46135.

It is an arithmetic number, because the mean of its divisors is an integer number (12859560).

Almost surely, 2131273374 is an apocalyptic number.

131273374 is a deficient number, since it is larger than the sum of its proper divisors (74479586).

131273374 is a wasteful number, since it uses less digits than its factorization.

131273374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3935.

The product of its digits is 10584, while the sum is 31.

The square root of 131273374 is about 11457.4593169690. The cubic root of 131273374 is about 508.2283445513.

The spelling of 131273374 in words is "one hundred thirty-one million, two hundred seventy-three thousand, three hundred seventy-four".

Divisors: 1 2 23 46 971 1942 2939 5878 22333 44666 67597 135194 2853769 5707538 65636687 131273374