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131707627 = 718092293
BaseRepresentation
bin1111101100110…
…11001011101011
3100011211102220021
413312123023223
5232204121002
621022541311
73156332152
oct766331353
9304742807
10131707627
1168388987
1238137837
1321395b0c
14136c6599
15b869737
hex7d9b2eb

131707627 has 8 divisors (see below), whose sum is σ = 133786080. Its totient is φ = 129635520.

The previous prime is 131707607. The next prime is 131707633. The reversal of 131707627 is 726707131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131707627 - 215 = 131674859 is a prime.

It is a super-2 number, since 2×1317076272 = 34693798019942258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131707592 and 131707601.

It is not an unprimeable number, because it can be changed into a prime (131707607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56293 + ... + 58585.

It is an arithmetic number, because the mean of its divisors is an integer number (16723260).

Almost surely, 2131707627 is an apocalyptic number.

131707627 is a deficient number, since it is larger than the sum of its proper divisors (2078453).

131707627 is an equidigital number, since it uses as much as digits as its factorization.

131707627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3173.

The product of its (nonzero) digits is 12348, while the sum is 34.

The square root of 131707627 is about 11476.3943379443. The cubic root of 131707627 is about 508.7881350716.

The spelling of 131707627 in words is "one hundred thirty-one million, seven hundred seven thousand, six hundred twenty-seven".

Divisors: 1 71 809 2293 57439 162803 1855037 131707627