Base | Representation |
---|---|
bin | 110010000010… |
… | …000001100110 |
3 | 220200100002001 |
4 | 302002001212 |
5 | 11324143434 |
6 | 1145035514 |
7 | 216323410 |
oct | 62020146 |
9 | 26610061 |
10 | 13115494 |
11 | 7448957 |
12 | 4485b9a |
13 | 2942962 |
14 | 1a559b0 |
15 | 1241114 |
hex | c82066 |
13115494 has 16 divisors (see below), whose sum is σ = 22756608. Its totient is φ = 5552712.
The previous prime is 13115489. The next prime is 13115513. The reversal of 13115494 is 49451131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4482 + ... + 6805.
It is an arithmetic number, because the mean of its divisors is an integer number (1422288).
Almost surely, 213115494 is an apocalyptic number.
13115494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
13115494 is a deficient number, since it is larger than the sum of its proper divisors (9641114).
13115494 is a wasteful number, since it uses less digits than its factorization.
13115494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11379.
The product of its digits is 2160, while the sum is 28.
The square root of 13115494 is about 3621.5319962690. The cubic root of 13115494 is about 235.8277374536.
It can be divided in two parts, 131 and 15494, that added together give a 6-th power (15625 = 56).
The spelling of 13115494 in words is "thirteen million, one hundred fifteen thousand, four hundred ninety-four".
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