Base | Representation |
---|---|
bin | 11011100010111… |
… | …10101110110000 |
3 | 121002210210221120 |
4 | 31301132232300 |
5 | 433123342421 |
6 | 34532422240 |
7 | 5504050164 |
oct | 1561365660 |
9 | 532723846 |
10 | 231074736 |
11 | 109487962 |
12 | 65477980 |
13 | 38b47519 |
14 | 22990ca4 |
15 | 154468c6 |
hex | dc5ebb0 |
231074736 has 40 divisors (see below), whose sum is σ = 600263664. Its totient is φ = 76596480.
The previous prime is 231074687. The next prime is 231074737. The reversal of 231074736 is 637470132.
It is a junction number, because it is equal to n+sod(n) for n = 231074697 and 231074706.
It is not an unprimeable number, because it can be changed into a prime (231074737) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4611 + ... + 21986.
Almost surely, 2231074736 is an apocalyptic number.
It is an amenable number.
231074736 is an abundant number, since it is smaller than the sum of its proper divisors (369188928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231074736 is a wasteful number, since it uses less digits than its factorization.
231074736 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26789 (or 26783 counting only the distinct ones).
The product of its (nonzero) digits is 21168, while the sum is 33.
The square root of 231074736 is about 15201.1425886346. The cubic root of 231074736 is about 613.6454077669.
The spelling of 231074736 in words is "two hundred thirty-one million, seventy-four thousand, seven hundred thirty-six".
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