Base | Representation |
---|---|
bin | 11011100010101… |
… | …11011101000001 |
3 | 121002202022001121 |
4 | 31301113131001 |
5 | 433121414204 |
6 | 34532032241 |
7 | 5503564243 |
oct | 1561273501 |
9 | 532668047 |
10 | 231044929 |
11 | 109467525 |
12 | 65462681 |
13 | 38b36a9b |
14 | 22984093 |
15 | 1543cb54 |
hex | dc57741 |
231044929 has 2 divisors, whose sum is σ = 231044930. Its totient is φ = 231044928.
The previous prime is 231044899. The next prime is 231044939. The reversal of 231044929 is 929440132.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 198246400 + 32798529 = 14080^2 + 5727^2 .
It is a cyclic number.
It is not a de Polignac number, because 231044929 - 29 = 231044417 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 231044894 and 231044903.
It is not a weakly prime, because it can be changed into another prime (231044939) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115522464 + 115522465.
It is an arithmetic number, because the mean of its divisors is an integer number (115522465).
Almost surely, 2231044929 is an apocalyptic number.
It is an amenable number.
231044929 is a deficient number, since it is larger than the sum of its proper divisors (1).
231044929 is an equidigital number, since it uses as much as digits as its factorization.
231044929 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15552, while the sum is 34.
The square root of 231044929 is about 15200.1621372931. The cubic root of 231044929 is about 613.6190213324.
The spelling of 231044929 in words is "two hundred thirty-one million, forty-four thousand, nine hundred twenty-nine".
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