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132931037 = 296944773
BaseRepresentation
bin1111110110001…
…01110111011101
3100021010121002202
413323011313131
5233012243122
621105101245
73202616021
oct773056735
9307117082
10132931037
1169044068
1238627825
1321703925
1413924381
15ba0be92
hex7ec5ddd

132931037 has 4 divisors (see below), whose sum is σ = 132978780. Its totient is φ = 132883296.

The previous prime is 132931003. The next prime is 132931063. The reversal of 132931037 is 730139231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 730139231 = 2161337871.

It can be written as a sum of positive squares in 2 ways, for example, as 33051001 + 99880036 = 5749^2 + 9994^2 .

It is a cyclic number.

It is not a de Polignac number, because 132931037 - 210 = 132930013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132931067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19418 + ... + 25355.

It is an arithmetic number, because the mean of its divisors is an integer number (33244695).

Almost surely, 2132931037 is an apocalyptic number.

It is an amenable number.

132931037 is a deficient number, since it is larger than the sum of its proper divisors (47743).

132931037 is an equidigital number, since it uses as much as digits as its factorization.

132931037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47742.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 132931037 is about 11529.5722817458. The cubic root of 132931037 is about 510.3586315142.

The spelling of 132931037 in words is "one hundred thirty-two million, nine hundred thirty-one thousand, thirty-seven".

Divisors: 1 2969 44773 132931037