Base | Representation |
---|---|
bin | 11011100010100… |
… | …10101001101011 |
3 | 121002201022002002 |
4 | 31301102221223 |
5 | 433120302014 |
6 | 34531401215 |
7 | 5503453013 |
oct | 1561225153 |
9 | 532638062 |
10 | 231025259 |
11 | 109453773 |
12 | 6545320b |
13 | 38b2ab4a |
14 | 2297ac43 |
15 | 15436dde |
hex | dc52a6b |
231025259 has 2 divisors, whose sum is σ = 231025260. Its totient is φ = 231025258.
The previous prime is 231025253. The next prime is 231025303. The reversal of 231025259 is 952520132.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 231025259 - 24 = 231025243 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (231025253) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115512629 + 115512630.
It is an arithmetic number, because the mean of its divisors is an integer number (115512630).
Almost surely, 2231025259 is an apocalyptic number.
231025259 is a deficient number, since it is larger than the sum of its proper divisors (1).
231025259 is an equidigital number, since it uses as much as digits as its factorization.
231025259 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5400, while the sum is 29.
The square root of 231025259 is about 15199.5150909494. The cubic root of 231025259 is about 613.6016073620.
The spelling of 231025259 in words is "two hundred thirty-one million, twenty-five thousand, two hundred fifty-nine".
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