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13288795 = 513204443
BaseRepresentation
bin110010101100…
…010101011011
3221000010210121
4302230111123
511400220140
61152454111
7220644562
oct62542533
927003717
1013288795
117557083
12454a337
1329a37c0
141a9cbd9
15127764a
hexcac55b

13288795 has 8 divisors (see below), whose sum is σ = 17173296. Its totient is φ = 9813216.

The previous prime is 13288783. The next prime is 13288799. The reversal of 13288795 is 59788231.

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 13288795 - 217 = 13157723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13288799) 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 7 ways as a sum of consecutive naturals, for example, 102157 + ... + 102286.

It is an arithmetic number, because the mean of its divisors is an integer number (2146662).

Almost surely, 213288795 is an apocalyptic number.

13288795 is a deficient number, since it is larger than the sum of its proper divisors (3884501).

13288795 is a wasteful number, since it uses less digits than its factorization.

13288795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204461.

The product of its digits is 120960, while the sum is 43.

The square root of 13288795 is about 3645.3799527621. The cubic root of 13288795 is about 236.8618955999.

The spelling of 13288795 in words is "thirteen million, two hundred eighty-eight thousand, seven hundred ninety-five".

Divisors: 1 5 13 65 204443 1022215 2657759 13288795