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93132081 = 3271478287
BaseRepresentation
bin1011000110100…
…01010100110001
320111020121012100
411203101110301
5142320211311
613124051013
72210416050
oct543212461
9214217170
1093132081
1148630569
1227233a69
13163aa753
14c524397
158299a56
hex58d1531

93132081 has 12 divisors (see below), whose sum is σ = 153741952. Its totient is φ = 53218296.

The previous prime is 93132047. The next prime is 93132097. The reversal of 93132081 is 18023139.

It is not a de Polignac number, because 93132081 - 27 = 93131953 is a prime.

It is a super-2 number, since 2×931320812 = 17347169022781122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (93132041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 739081 + ... + 739206.

Almost surely, 293132081 is an apocalyptic number.

It is an amenable number.

93132081 is a deficient number, since it is larger than the sum of its proper divisors (60609871).

93132081 is a wasteful number, since it uses less digits than its factorization.

93132081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478300 (or 1478297 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 93132081 is about 9650.4964121023. The cubic root of 93132081 is about 453.2798732494.

The spelling of 93132081 in words is "ninety-three million, one hundred thirty-two thousand, eighty-one".

Divisors: 1 3 7 9 21 63 1478287 4434861 10348009 13304583 31044027 93132081