Base | Representation |
---|---|
bin | 101010000101000000… |
… | …101011000000010000 |
3 | 11022121202102201120021 |
4 | 222011000223000100 |
5 | 1220012343000312 |
6 | 32431142153224 |
7 | 3156430011031 |
oct | 520500530020 |
9 | 138552381507 |
10 | 45181218832 |
11 | 18185690482 |
12 | 890b122814 |
13 | 4350620a19 |
14 | 2288762a88 |
15 | 12967d7c07 |
hex | a8502b010 |
45181218832 has 40 divisors (see below), whose sum is σ = 90396214272. Its totient is φ = 21853708800.
The previous prime is 45181218809. The next prime is 45181218833. The reversal of 45181218832 is 23881218154.
It is not an unprimeable number, because it can be changed into a prime (45181218833) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1436232 + ... + 1467352.
Almost surely, 245181218832 is an apocalyptic number.
It is an amenable number.
45181218832 is an abundant number, since it is smaller than the sum of its proper divisors (45214995440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45181218832 is a wasteful number, since it uses less digits than its factorization.
45181218832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34087 (or 34081 counting only the distinct ones).
The product of its digits is 122880, while the sum is 43.
The spelling of 45181218832 in words is "forty-five billion, one hundred eighty-one million, two hundred eighteen thousand, eight hundred thirty-two".
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