Base | Representation |
---|---|
bin | 10000110101110101… |
… | …101111100111000000 |
3 | 1201200020122012202101 |
4 | 100311311233213000 |
5 | 244013241302042 |
6 | 12150212400144 |
7 | 1210055145505 |
oct | 206565574700 |
9 | 51606565671 |
10 | 18083150272 |
11 | 773a5154a0 |
12 | 3608016054 |
13 | 1922524825 |
14 | c378b34ac |
15 | 70c8306b7 |
hex | 435d6f9c0 |
18083150272 has 28 divisors (see below), whose sum is σ = 39145912056. Its totient is φ = 8219613440.
The previous prime is 18083150243. The next prime is 18083150329. The reversal of 18083150272 is 27205138081.
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, 12842443 + ... + 12843850.
Almost surely, 218083150272 is an apocalyptic number.
It is an amenable number.
18083150272 is an abundant number, since it is smaller than the sum of its proper divisors (21062761784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18083150272 is a wasteful number, since it uses less digits than its factorization.
18083150272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25686316 (or 25686306 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 37.
The spelling of 18083150272 in words is "eighteen billion, eighty-three million, one hundred fifty thousand, two hundred seventy-two".
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