Search a number
-
+
13395907 = 71913701
BaseRepresentation
bin110011000110…
…011111000011
3221012120201201
4303012133003
511412132112
61155042031
7221602060
oct63063703
927176651
1013395907
11761a5a8
1245a0317
132a10495
141ac9c67
151299257
hexcc67c3

13395907 has 4 divisors (see below), whose sum is σ = 15309616. Its totient is φ = 11482200.

The previous prime is 13395859. The next prime is 13395923. The reversal of 13395907 is 70959331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13395907 - 211 = 13393859 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (13395947) 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, 956844 + ... + 956857.

It is an arithmetic number, because the mean of its divisors is an integer number (3827404).

Almost surely, 213395907 is an apocalyptic number.

13395907 is a deficient number, since it is larger than the sum of its proper divisors (1913709).

13395907 is an equidigital number, since it uses as much as digits as its factorization.

13395907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1913708.

The product of its (nonzero) digits is 25515, while the sum is 37.

The square root of 13395907 is about 3660.0419396504. The cubic root of 13395907 is about 237.4965879473.

The spelling of 13395907 in words is "thirteen million, three hundred ninety-five thousand, nine hundred seven".

Divisors: 1 7 1913701 13395907