Base | Representation |
---|---|
bin | 10010110101110111… |
… | …100001001000111010 |
3 | 1221012221101022101200 |
4 | 102311313201020322 |
5 | 312413130131223 |
6 | 13143302355030 |
7 | 1314226334511 |
oct | 226567411072 |
9 | 57187338350 |
10 | 20231098938 |
11 | 8641a23086 |
12 | 3b0742ba76 |
13 | 1ba553017b |
14 | d9cc81678 |
15 | 7d61b9a43 |
hex | 4b5de123a |
20231098938 has 48 divisors (see below), whose sum is σ = 44611538400. Its totient is φ = 6624263520.
The previous prime is 20231098919. The next prime is 20231098961. The reversal of 20231098938 is 83989013202.
It is a super-4 number, since 4×202310989384 (a number of 42 digits) contains 4444 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20231098893 and 20231098902.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1510933 + ... + 1524263.
It is an arithmetic number, because the mean of its divisors is an integer number (929407050).
Almost surely, 220231098938 is an apocalyptic number.
20231098938 is an abundant number, since it is smaller than the sum of its proper divisors (24380439462).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20231098938 is a wasteful number, since it uses less digits than its factorization.
20231098938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14827 (or 14824 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 45.
The spelling of 20231098938 in words is "twenty billion, two hundred thirty-one million, ninety-eight thousand, nine hundred thirty-eight".
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