Base | Representation |
---|---|
bin | 100010011011… |
… | …1011110110100 |
3 | 1020222012010021 |
4 | 1010313132310 |
5 | 14110144134 |
6 | 1442534524 |
7 | 306306532 |
oct | 104673664 |
9 | 36865107 |
10 | 18053044 |
11 | a210579 |
12 | 6067444 |
13 | 3981199 |
14 | 257d152 |
15 | 18b90b4 |
hex | 11377b4 |
18053044 has 12 divisors (see below), whose sum is σ = 31639300. Its totient is φ = 9013248.
The previous prime is 18053023. The next prime is 18053053. The reversal of 18053044 is 44035081.
It can be written as a sum of positive squares in 2 ways, for example, as 4080400 + 13972644 = 2020^2 + 3738^2 .
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, 142 + ... + 6010.
Almost surely, 218053044 is an apocalyptic number.
It is an amenable number.
18053044 is a deficient number, since it is larger than the sum of its proper divisors (13586256).
18053044 is a wasteful number, since it uses less digits than its factorization.
18053044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6642 (or 6640 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 18053044 is about 4248.8873837747. The cubic root of 18053044 is about 262.3313214137.
The spelling of 18053044 in words is "eighteen million, fifty-three thousand, forty-four".
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