Base | Representation |
---|---|
bin | 10100111000100010… |
… | …001110100000010000 |
3 | 2010212201110100000101 |
4 | 110320202032200100 |
5 | 331410333123010 |
6 | 14145013502144 |
7 | 1422446120224 |
oct | 247042164020 |
9 | 63781410011 |
10 | 22423332880 |
11 | 9567428973 |
12 | 4419641954 |
13 | 2164772a10 |
14 | 112a09a784 |
15 | 8b38a073a |
hex | 53888e810 |
22423332880 has 80 divisors (see below), whose sum is σ = 56573504064. Its totient is φ = 8216133120.
The previous prime is 22423332859. The next prime is 22423332917. The reversal of 22423332880 is 8823332422.
It is a tau number, because it is divible by the number of its divisors (80).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53947 + ... + 218533.
Almost surely, 222423332880 is an apocalyptic number.
22423332880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22423332880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28286752032).
22423332880 is an abundant number, since it is smaller than the sum of its proper divisors (34150171184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22423332880 is a wasteful number, since it uses less digits than its factorization.
22423332880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164744 (or 164738 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 37.
The spelling of 22423332880 in words is "twenty-two billion, four hundred twenty-three million, three hundred thirty-two thousand, eight hundred eighty".
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