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932013131 = 71039128147
BaseRepresentation
bin110111100011010…
…110010001001011
32101221202011122212
4313203112101023
53402043410011
6232252135335
732044660310
oct6743262113
92357664585
10932013131
11439108295
1222016754b
1311b124a7a
148bad0d07
1556c5208b
hex378d644b

932013131 has 8 divisors (see below), whose sum is σ = 1066191360. Its totient is φ = 798093288.

The previous prime is 932013053. The next prime is 932013133. The reversal of 932013131 is 131310239.

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 932013131 - 218 = 931750987 is a prime.

It is a super-2 number, since 2×9320131312 = 1737296952712846322, 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 = 932013097 and 932013106.

It is not an unprimeable number, because it can be changed into a prime (932013133) 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, 56801 + ... + 71346.

It is an arithmetic number, because the mean of its divisors is an integer number (133273920).

Almost surely, 2932013131 is an apocalyptic number.

932013131 is a deficient number, since it is larger than the sum of its proper divisors (134178229).

932013131 is a wasteful number, since it uses less digits than its factorization.

932013131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129193.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 932013131 is about 30528.8901042930. The cubic root of 932013131 is about 976.8038073189.

The spelling of 932013131 in words is "nine hundred thirty-two million, thirteen thousand, one hundred thirty-one".

Divisors: 1 7 1039 7273 128147 897029 133144733 932013131