Base | Representation |
---|---|
bin | 10101111101000011… |
… | …101111100111001010 |
3 | 2020211211200221120101 |
4 | 111331003233213022 |
5 | 341234140014210 |
6 | 14455042320014 |
7 | 1463105636566 |
oct | 257503574712 |
9 | 66754627511 |
10 | 23572969930 |
11 | 9aa7366234 |
12 | 469a65900a |
13 | 22b89b2823 |
14 | 11d8a3a6a6 |
15 | 92e78da3a |
hex | 57d0ef9ca |
23572969930 has 48 divisors (see below), whose sum is σ = 45813391416. Its totient is φ = 8728980480.
The previous prime is 23572969883. The next prime is 23572969949. The reversal of 23572969930 is 3996927532.
It is a happy number.
It can be written as a sum of positive squares in 12 ways, for example, as 4272489 + 23568697441 = 2067^2 + 153521^2 .
It is a super-2 number, since 2×235729699302 (a number of 22 digits) contains 22 as substring.
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, 109432 + ... + 243148.
Almost surely, 223572969930 is an apocalyptic number.
23572969930 is a deficient number, since it is larger than the sum of its proper divisors (22240421486).
23572969930 is a wasteful number, since it uses less digits than its factorization.
23572969930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133819 (or 133802 counting only the distinct ones).
The product of its (nonzero) digits is 5511240, while the sum is 55.
The spelling of 23572969930 in words is "twenty-three billion, five hundred seventy-two million, nine hundred sixty-nine thousand, nine hundred thirty".
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