Base | Representation |
---|---|
bin | 10010110101111101… |
… | …000100000101010000 |
3 | 1221020001010011200211 |
4 | 102311331010011100 |
5 | 312414013142114 |
6 | 13143353453504 |
7 | 1314244601233 |
oct | 226575040520 |
9 | 57201104624 |
10 | 20232552784 |
11 | 8642826404 |
12 | 3b07a11294 |
13 | 1ba591bb32 |
14 | d9d13d41a |
15 | 7d63a56c4 |
hex | 4b5f44150 |
20232552784 has 20 divisors (see below), whose sum is σ = 40904944416. Its totient is φ = 9676438112.
The previous prime is 20232552751. The next prime is 20232552863. The reversal of 20232552784 is 48725523202.
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, 27489514 + ... + 27490249.
Almost surely, 220232552784 is an apocalyptic number.
It is an amenable number.
20232552784 is an abundant number, since it is smaller than the sum of its proper divisors (20672391632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20232552784 is a wasteful number, since it uses less digits than its factorization.
20232552784 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54979794 (or 54979788 counting only the distinct ones).
The product of its (nonzero) digits is 268800, while the sum is 40.
The spelling of 20232552784 in words is "twenty billion, two hundred thirty-two million, five hundred fifty-two thousand, seven hundred eighty-four".
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