Base | Representation |
---|---|
bin | 110011000101… |
… | …011000100011 |
3 | 221012100112121 |
4 | 303011120203 |
5 | 11412011040 |
6 | 1155005111 |
7 | 221552653 |
oct | 63053043 |
9 | 27170477 |
10 | 13391395 |
11 | 7617176 |
12 | 4599797 |
13 | 2a0b404 |
14 | 1ac8363 |
15 | 1297c4a |
hex | cc5623 |
13391395 has 8 divisors (see below), whose sum is σ = 16112160. Its totient is φ = 10684800.
The previous prime is 13391387. The next prime is 13391401. The reversal of 13391395 is 59319331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13391395 - 23 = 13391387 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13391395.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1335 + ... + 5344.
It is an arithmetic number, because the mean of its divisors is an integer number (2014020).
Almost surely, 213391395 is an apocalyptic number.
13391395 is a deficient number, since it is larger than the sum of its proper divisors (2720765).
13391395 is an equidigital number, since it uses as much as digits as its factorization.
13391395 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7085.
The product of its digits is 10935, while the sum is 34.
The square root of 13391395 is about 3659.4255013595. The cubic root of 13391395 is about 237.4699204750.
The spelling of 13391395 in words is "thirteen million, three hundred ninety-one thousand, three hundred ninety-five".
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