Base | Representation |
---|---|
bin | 11011100010111… |
… | …10011100000000 |
3 | 121002210202022010 |
4 | 31301132130000 |
5 | 433123323121 |
6 | 34532412520 |
7 | 5504043531 |
oct | 1561363400 |
9 | 532722263 |
10 | 231073536 |
11 | 109486a71 |
12 | 65477140 |
13 | 38b46b05 |
14 | 22990688 |
15 | 15446376 |
hex | dc5e700 |
231073536 has 36 divisors (see below), whose sum is σ = 614994632. Its totient is φ = 77024256.
The previous prime is 231073517. The next prime is 231073567. The reversal of 231073536 is 635370132.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149671 + ... + 151206.
Almost surely, 2231073536 is an apocalyptic number.
It is an amenable number.
231073536 is an abundant number, since it is smaller than the sum of its proper divisors (383921096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231073536 is an equidigital number, since it uses as much as digits as its factorization.
231073536 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 300896 (or 300882 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 30.
The square root of 231073536 is about 15201.1031178662. The cubic root of 231073536 is about 613.6443455193.
The spelling of 231073536 in words is "two hundred thirty-one million, seventy-three thousand, five hundred thirty-six".
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