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13055937 = 34351979
BaseRepresentation
bin110001110011…
…011111000001
3220120022101020
4301303133001
511320242222
61143500053
7215654646
oct61633701
926508336
1013055937
117408134
124457629
13292180b
141a3bdcd
15122d65c
hexc737c1

13055937 has 4 divisors (see below), whose sum is σ = 17407920. Its totient is φ = 8703956.

The previous prime is 13055923. The next prime is 13055947. The reversal of 13055937 is 73955031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13055937 - 26 = 13055873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13055898 and 13055907.

It is not an unprimeable number, because it can be changed into a prime (13055947) 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 3 ways as a sum of consecutive naturals, for example, 2175987 + ... + 2175992.

It is an arithmetic number, because the mean of its divisors is an integer number (4351980).

Almost surely, 213055937 is an apocalyptic number.

It is an amenable number.

13055937 is a deficient number, since it is larger than the sum of its proper divisors (4351983).

13055937 is an equidigital number, since it uses as much as digits as its factorization.

13055937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4351982.

The product of its (nonzero) digits is 14175, while the sum is 33.

The square root of 13055937 is about 3613.3000152215. The cubic root of 13055937 is about 235.4702339306.

The spelling of 13055937 in words is "thirteen million, fifty-five thousand, nine hundred thirty-seven".

Divisors: 1 3 4351979 13055937