Base | Representation |
---|---|
bin | 110100111110… |
… | …110110011100 |
3 | 222010122000121 |
4 | 310332312130 |
5 | 12023421144 |
6 | 1213404324 |
7 | 226024330 |
oct | 64766634 |
9 | 28118017 |
10 | 13888924 |
11 | 7926a55 |
12 | 47996a4 |
13 | 2b539ca |
14 | 1bb77c0 |
15 | 1345384 |
hex | d3ed9c |
13888924 has 24 divisors (see below), whose sum is σ = 29240960. Its totient is φ = 5638896.
The previous prime is 13888879. The next prime is 13888933. The reversal of 13888924 is 42988831.
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, 12522 + ... + 13585.
Almost surely, 213888924 is an apocalyptic number.
13888924 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
13888924 is an abundant number, since it is smaller than the sum of its proper divisors (15352036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13888924 is a wasteful number, since it uses less digits than its factorization.
13888924 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26137 (or 26135 counting only the distinct ones).
The product of its digits is 110592, while the sum is 43.
The square root of 13888924 is about 3726.7846731465. The cubic root of 13888924 is about 240.3751309403.
The spelling of 13888924 in words is "thirteen million, eight hundred eighty-eight thousand, nine hundred twenty-four".
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