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13090051 = 131761971
BaseRepresentation
bin110001111011…
…110100000011
3220122001011201
4301323310003
511322340201
61144322031
7216156262
oct61736403
926561151
1013090051
117430827
124473317
1329341c0
141a4a5d9
151238801
hexc7bd03

13090051 has 16 divisors (see below), whose sum is σ = 15186528. Its totient is φ = 11174400.

The previous prime is 13090043. The next prime is 13090067. The reversal of 13090051 is 15009031.

13090051 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13090051 - 23 = 13090043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13090001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12996 + ... + 13966.

It is an arithmetic number, because the mean of its divisors is an integer number (949158).

Almost surely, 213090051 is an apocalyptic number.

13090051 is a deficient number, since it is larger than the sum of its proper divisors (2096477).

13090051 is a wasteful number, since it uses less digits than its factorization.

13090051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 13090051 is about 3618.0175510907. The cubic root of 13090051 is about 235.6751431440.

Adding to 13090051 its reverse (15009031), we get a palindrome (28099082).

The spelling of 13090051 in words is "thirteen million, ninety thousand, fifty-one".

Divisors: 1 13 17 61 221 793 971 1037 12623 13481 16507 59231 214591 770003 1006927 13090051