Base | Representation |
---|---|
bin | 110100111110… |
… | …110110011110 |
3 | 222010122000200 |
4 | 310332312132 |
5 | 12023421201 |
6 | 1213404330 |
7 | 226024332 |
oct | 64766636 |
9 | 28118020 |
10 | 13888926 |
11 | 7926a57 |
12 | 47996a6 |
13 | 2b539cc |
14 | 1bb77c2 |
15 | 1345386 |
hex | d3ed9e |
13888926 has 12 divisors (see below), whose sum is σ = 30092712. Its totient is φ = 4629636.
The previous prime is 13888879. The next prime is 13888933. The reversal of 13888926 is 62988831.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 385786 + ... + 385821.
It is an arithmetic number, because the mean of its divisors is an integer number (2507726).
Almost surely, 213888926 is an apocalyptic number.
13888926 is an abundant number, since it is smaller than the sum of its proper divisors (16203786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13888926 is a wasteful number, since it uses less digits than its factorization.
13888926 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 771615 (or 771612 counting only the distinct ones).
The product of its digits is 165888, while the sum is 45.
The square root of 13888926 is about 3726.7849414744. The cubic root of 13888926 is about 240.3751424783.
The spelling of 13888926 in words is "thirteen million, eight hundred eighty-eight thousand, nine hundred twenty-six".
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