Base | Representation |
---|---|
bin | 110101010101… |
… | …010011111100 |
3 | 222022022020000 |
4 | 311111103330 |
5 | 12034342144 |
6 | 1215354300 |
7 | 226556466 |
oct | 65252374 |
9 | 28268200 |
10 | 13980924 |
11 | 798a091 |
12 | 4822990 |
13 | 2b86849 |
14 | 1bdd136 |
15 | 1362769 |
hex | d554fc |
13980924 has 30 divisors (see below), whose sum is σ = 36549744. Its totient is φ = 4660200.
The previous prime is 13980917. The next prime is 13980943. The reversal of 13980924 is 42908931.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 21252 + ... + 21899.
Almost surely, 213980924 is an apocalyptic number.
It is an amenable number.
13980924 is an abundant number, since it is smaller than the sum of its proper divisors (22568820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13980924 is a wasteful number, since it uses less digits than its factorization.
13980924 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43167 (or 43156 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 13980924 is about 3739.1073801109. The cubic root of 13980924 is about 240.9047102950.
The spelling of 13980924 in words is "thirteen million, nine hundred eighty thousand, nine hundred twenty-four".
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