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13904095 = 56174507
BaseRepresentation
bin110101000010…
…100011011111
3222011101211111
4311002203133
512024412340
61214002451
7226116502
oct65024337
928141744
1013904095
117937397
1247a6427
132b5a89a
141bbd139
151349aea
hexd428df

13904095 has 8 divisors (see below), whose sum is σ = 16715664. Its totient is φ = 11102784.

The previous prime is 13904083. The next prime is 13904101. The reversal of 13904095 is 59040931.

13904095 is nontrivially palindromic in base 11.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13904095 - 29 = 13903583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 832 + ... + 5338.

It is an arithmetic number, because the mean of its divisors is an integer number (2089458).

Almost surely, 213904095 is an apocalyptic number.

13904095 is a deficient number, since it is larger than the sum of its proper divisors (2811569).

13904095 is an equidigital number, since it uses as much as digits as its factorization.

13904095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5129.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 13904095 is about 3728.8195182926. The cubic root of 13904095 is about 240.4626204183.

The spelling of 13904095 in words is "thirteen million, nine hundred four thousand, ninety-five".

Divisors: 1 5 617 3085 4507 22535 2780819 13904095