Base | Representation |
---|---|
bin | 11011100010111… |
… | …00010010010100 |
3 | 121002210022012202 |
4 | 31301130102110 |
5 | 433123032344 |
6 | 34532304032 |
7 | 5504006042 |
oct | 1561342224 |
9 | 532708182 |
10 | 231064724 |
11 | 109480390 |
12 | 65472018 |
13 | 38b42ab7 |
14 | 2298b392 |
15 | 1544394e |
hex | dc5c494 |
231064724 has 24 divisors (see below), whose sum is σ = 442460928. Its totient is φ = 104711040.
The previous prime is 231064723. The next prime is 231064751. The reversal of 231064724 is 427460132.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231064723) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 7037 + ... + 22619.
It is an arithmetic number, because the mean of its divisors is an integer number (18435872).
Almost surely, 2231064724 is an apocalyptic number.
It is an amenable number.
231064724 is a deficient number, since it is larger than the sum of its proper divisors (211396204).
231064724 is a wasteful number, since it uses less digits than its factorization.
231064724 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15935 (or 15933 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 29.
The square root of 231064724 is about 15200.8132677170. The cubic root of 231064724 is about 613.6365449683.
The spelling of 231064724 in words is "two hundred thirty-one million, sixty-four thousand, seven hundred twenty-four".
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