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91413 = 3271451
BaseRepresentation
bin10110010100010101
311122101200
4112110111
510411123
61543113
7530340
oct262425
9148350
1091413
1162753
1244a99
13327ba
1425457
151c143
hex16515

91413 has 12 divisors (see below), whose sum is σ = 151008. Its totient is φ = 52200.

The previous prime is 91411. The next prime is 91423. The reversal of 91413 is 31419.

It is not a de Polignac number, because 91413 - 21 = 91411 is a prime.

It is a super-3 number, since 3×914133 = 2291633384345991, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91411) 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, 663 + ... + 788.

It is an arithmetic number, because the mean of its divisors is an integer number (12584).

291413 is an apocalyptic number.

It is an amenable number.

91413 is a deficient number, since it is larger than the sum of its proper divisors (59595).

91413 is a wasteful number, since it uses less digits than its factorization.

91413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464 (or 1461 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 91413 is about 302.3458284812. The cubic root of 91413 is about 45.0473575513.

The spelling of 91413 in words is "ninety-one thousand, four hundred thirteen".

Divisors: 1 3 7 9 21 63 1451 4353 10157 13059 30471 91413