Base | Representation |
---|---|
bin | 110010000101… |
… | …111001101110 |
3 | 220201010212012 |
4 | 302011321232 |
5 | 11330200444 |
6 | 1145241222 |
7 | 216420614 |
oct | 62057156 |
9 | 26633765 |
10 | 13131374 |
11 | 7459883 |
12 | 4493212 |
13 | 2949c59 |
14 | 1a5b6b4 |
15 | 1245b9e |
hex | c85e6e |
13131374 has 24 divisors (see below), whose sum is σ = 21050328. Its totient is φ = 6138720.
The previous prime is 13131373. The next prime is 13131401. The reversal of 13131374 is 47313131.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13131373) 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 11 ways as a sum of consecutive naturals, for example, 62129 + ... + 62339.
It is an arithmetic number, because the mean of its divisors is an integer number (877097).
Almost surely, 213131374 is an apocalyptic number.
13131374 is a deficient number, since it is larger than the sum of its proper divisors (7918954).
13131374 is a wasteful number, since it uses less digits than its factorization.
13131374 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 308 (or 279 counting only the distinct ones).
The product of its digits is 756, while the sum is 23.
The square root of 13131374 is about 3623.7237753449. The cubic root of 13131374 is about 235.9228777015.
The spelling of 13131374 in words is "thirteen million, one hundred thirty-one thousand, three hundred seventy-four".
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