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131274714 = 23171287007
BaseRepresentation
bin1111101001100…
…01011111011010
3100011000110001110
413310301133122
5232101242324
621005401150
73152550054
oct764613732
9304013043
10131274714
11681126aa
1237b691b6
1321273a5c
14136128d4
15b7d1329
hex7d317da

131274714 has 16 divisors (see below), whose sum is σ = 277993728. Its totient is φ = 41184192.

The previous prime is 131274701. The next prime is 131274721. The reversal of 131274714 is 417472131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 643402 + ... + 643605.

It is an arithmetic number, because the mean of its divisors is an integer number (17374608).

Almost surely, 2131274714 is an apocalyptic number.

131274714 is an abundant number, since it is smaller than the sum of its proper divisors (146719014).

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

131274714 is a wasteful number, since it uses less digits than its factorization.

131274714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287029.

The product of its digits is 4704, while the sum is 30.

The square root of 131274714 is about 11457.5177940076. The cubic root of 131274714 is about 508.2300738272.

The spelling of 131274714 in words is "one hundred thirty-one million, two hundred seventy-four thousand, seven hundred fourteen".

Divisors: 1 2 3 6 17 34 51 102 1287007 2574014 3861021 7722042 21879119 43758238 65637357 131274714