Base | Representation |
---|---|
bin | 110010010011… |
… | …101000011000 |
3 | 220210222222221 |
4 | 302103220120 |
5 | 11334000413 |
6 | 1150353424 |
7 | 220043560 |
oct | 62235030 |
9 | 26728887 |
10 | 13187608 |
11 | 7498055 |
12 | 44bb874 |
13 | 2969725 |
14 | 1a73da0 |
15 | 125768d |
hex | c93a18 |
13187608 has 16 divisors (see below), whose sum is σ = 28259280. Its totient is φ = 5651808.
The previous prime is 13187591. The next prime is 13187633. The reversal of 13187608 is 80678131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117691 + ... + 117802.
It is an arithmetic number, because the mean of its divisors is an integer number (1766205).
Almost surely, 213187608 is an apocalyptic number.
It is an amenable number.
13187608 is an abundant number, since it is smaller than the sum of its proper divisors (15071672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13187608 is a wasteful number, since it uses less digits than its factorization.
13187608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235506 (or 235502 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 34.
The square root of 13187608 is about 3631.4746316063. The cubic root of 13187608 is about 236.2591713730.
The spelling of 13187608 in words is "thirteen million, one hundred eighty-seven thousand, six hundred eight".
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