Base | Representation |
---|---|
bin | 110100101001… |
… | …100010110000 |
3 | 221222012022011 |
4 | 310221202300 |
5 | 12013123043 |
6 | 1211452304 |
7 | 225212020 |
oct | 64514260 |
9 | 27865264 |
10 | 13801648 |
11 | 7877423 |
12 | 4757094 |
13 | 2b23073 |
14 | 1b93a80 |
15 | 132959d |
hex | d298b0 |
13801648 has 20 divisors (see below), whose sum is σ = 30561040. Its totient is φ = 5914944.
The previous prime is 13801621. The next prime is 13801661. The reversal of 13801648 is 84610831.
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, 61503 + ... + 61726.
It is an arithmetic number, because the mean of its divisors is an integer number (1528052).
Almost surely, 213801648 is an apocalyptic number.
It is an amenable number.
13801648 is an abundant number, since it is smaller than the sum of its proper divisors (16759392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13801648 is a wasteful number, since it uses less digits than its factorization.
13801648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123244 (or 123238 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 31.
The square root of 13801648 is about 3715.0569309231. The cubic root of 13801648 is about 239.8705783692.
The spelling of 13801648 in words is "thirteen million, eight hundred one thousand, six hundred forty-eight".
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