Base | Representation |
---|---|
bin | 10001100001111011… |
… | …000100110000000000 |
3 | 1210120210022112002222 |
4 | 101201323010300000 |
5 | 302022110320323 |
6 | 12351432430212 |
7 | 1234305456560 |
oct | 214173046000 |
9 | 53523275088 |
10 | 18822745088 |
11 | 7a89a48a84 |
12 | 3793848368 |
13 | 1a0c8181b4 |
14 | ca7bd6da0 |
15 | 7527249c8 |
hex | 461ec4c00 |
18822745088 has 88 divisors (see below), whose sum is σ = 43102156032. Its totient is φ = 8048185344.
The previous prime is 18822745069. The next prime is 18822745111. The reversal of 18822745088 is 88054722881.
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, 3344645 + ... + 3350267.
Almost surely, 218822745088 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 18822745088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21551078016).
18822745088 is an abundant number, since it is smaller than the sum of its proper divisors (24279410944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18822745088 is an equidigital number, since it uses as much as digits as its factorization.
18822745088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6117 (or 6099 counting only the distinct ones).
The product of its (nonzero) digits is 2293760, while the sum is 53.
The spelling of 18822745088 in words is "eighteen billion, eight hundred twenty-two million, seven hundred forty-five thousand, eighty-eight".
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