Base | Representation |
---|---|
bin | 10100100000100111… |
… | …010001000101011100 |
3 | 2002211202021120011020 |
4 | 110200213101011130 |
5 | 330100113012423 |
6 | 14041115524140 |
7 | 1406503630341 |
oct | 244047210534 |
9 | 62752246136 |
10 | 22022000988 |
11 | 9380933319 |
12 | 4327159650 |
13 | 20cc586120 |
14 | 10cca6a7c8 |
15 | 88d5274e3 |
hex | 5209d115c |
22022000988 has 48 divisors (see below), whose sum is σ = 56116763136. Its totient is φ = 6680560320.
The previous prime is 22022000981. The next prime is 22022000989. The reversal of 22022000988 is 88900022022.
It is a super-2 number, since 2×220220009882 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22022000981) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 983056 + ... + 1005207.
It is an arithmetic number, because the mean of its divisors is an integer number (1169099232).
Almost surely, 222022000988 is an apocalyptic number.
It is an amenable number.
22022000988 is an abundant number, since it is smaller than the sum of its proper divisors (34094762148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22022000988 is a wasteful number, since it uses less digits than its factorization.
22022000988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1988354 (or 1988352 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 33.
The spelling of 22022000988 in words is "twenty-two billion, twenty-two million, nine hundred eighty-eight", and thus it is an aban number.
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