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13090883 = 131006991
BaseRepresentation
bin110001111100…
…000001000011
3220122002022112
4301330001003
511322402013
61144325535
7216161561
oct61740103
926562275
1013090883
117431413
1244738ab
1329346b0
141a4aa31
151238ba8
hexc7c043

13090883 has 4 divisors (see below), whose sum is σ = 14097888. Its totient is φ = 12083880.

The previous prime is 13090873. The next prime is 13090907. The reversal of 13090883 is 38809031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38809031 = 191320287.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13090883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13090873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503483 + ... + 503508.

It is an arithmetic number, because the mean of its divisors is an integer number (3524472).

Almost surely, 213090883 is an apocalyptic number.

13090883 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13090883 is a deficient number, since it is larger than the sum of its proper divisors (1007005).

13090883 is a wasteful number, since it uses less digits than its factorization.

13090883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007004.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 13090883 is about 3618.1325293582. The cubic root of 13090883 is about 235.6801361871.

The spelling of 13090883 in words is "thirteen million, ninety thousand, eight hundred eighty-three".

Divisors: 1 13 1006991 13090883