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10831379 = 13264091
BaseRepresentation
bin101001010100…
…011000010011
3202101021212012
4221110120103
510233101004
61024053135
7161031236
oct51243023
922337765
1010831379
116128859
1237641ab
132323100
14161d41d
15e3e46e
hexa54613

10831379 has 6 divisors (see below), whose sum is σ = 11728836. Its totient is φ = 9998040.

The previous prime is 10831309. The next prime is 10831391. The reversal of 10831379 is 97313801.

It is a de Polignac number, because none of the positive numbers 2k-10831379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10831309) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31877 + ... + 32214.

It is an arithmetic number, because the mean of its divisors is an integer number (1954806).

Almost surely, 210831379 is an apocalyptic number.

10831379 is a deficient number, since it is larger than the sum of its proper divisors (897457).

10831379 is an equidigital number, since it uses as much as digits as its factorization.

10831379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64117 (or 64104 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 10831379 is about 3291.1060450858. The cubic root of 10831379 is about 221.2557592636.

The spelling of 10831379 in words is "ten million, eight hundred thirty-one thousand, three hundred seventy-nine".

Divisors: 1 13 169 64091 833183 10831379