Base | Representation |
---|---|
bin | 100100000001… |
… | …0101000101010 |
3 | 1022112110120110 |
4 | 1020002220222 |
5 | 14313311122 |
6 | 1512435150 |
7 | 316343532 |
oct | 110025052 |
9 | 38473513 |
10 | 18885162 |
11 | a72977a |
12 | 63a8ab6 |
13 | 3bb2b6a |
14 | 27184c2 |
15 | 19d090c |
hex | 1202a2a |
18885162 has 16 divisors (see below), whose sum is σ = 39412800. Its totient is φ = 6021312.
The previous prime is 18885157. The next prime is 18885203. The reversal of 18885162 is 26158881.
It is a self number, because there is not a number n which added to its sum of digits gives 18885162.
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, 68287 + ... + 68562.
It is an arithmetic number, because the mean of its divisors is an integer number (2463300).
Almost surely, 218885162 is an apocalyptic number.
18885162 is an abundant number, since it is smaller than the sum of its proper divisors (20527638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18885162 is a wasteful number, since it uses less digits than its factorization.
18885162 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136877.
The product of its digits is 30720, while the sum is 39.
The square root of 18885162 is about 4345.7061566562. The cubic root of 18885162 is about 266.3014747618.
The spelling of 18885162 in words is "eighteen million, eight hundred eighty-five thousand, one hundred sixty-two".
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