Base | Representation |
---|---|
bin | 100011101010… |
… | …1011101011100 |
3 | 1022012001202012 |
4 | 1013111131130 |
5 | 14241400444 |
6 | 1504450352 |
7 | 314643212 |
oct | 107253534 |
9 | 38161665 |
10 | 18700124 |
11 | a612753 |
12 | 63199b8 |
13 | 3b49881 |
14 | 26aacb2 |
15 | 1995b9e |
hex | 11d575c |
18700124 has 12 divisors (see below), whose sum is σ = 32770584. Its totient is φ = 9337104.
The previous prime is 18700117. The next prime is 18700163. The reversal of 18700124 is 42100781.
It is a self number, because there is not a number n which added to its sum of digits gives 18700124.
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, 482 + ... + 6134.
It is an arithmetic number, because the mean of its divisors is an integer number (2730882).
Almost surely, 218700124 is an apocalyptic number.
It is an amenable number.
18700124 is a deficient number, since it is larger than the sum of its proper divisors (14070460).
18700124 is a wasteful number, since it uses less digits than its factorization.
18700124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6484 (or 6482 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 23.
The square root of 18700124 is about 4324.3639994802. The cubic root of 18700124 is about 265.4288724127.
The spelling of 18700124 in words is "eighteen million, seven hundred thousand, one hundred twenty-four".
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