Base | Representation |
---|---|
bin | 11110001001011… |
… | …01100000110111 |
3 | 122121212022022021 |
4 | 33010231200313 |
5 | 1004220040424 |
6 | 41032214011 |
7 | 6160362034 |
oct | 1704554067 |
9 | 577768267 |
10 | 252893239 |
11 | 11a82a485 |
12 | 7083a307 |
13 | 40516591 |
14 | 2583038b |
15 | 173064e4 |
hex | f12d837 |
252893239 has 2 divisors, whose sum is σ = 252893240. Its totient is φ = 252893238.
The previous prime is 252893219. The next prime is 252893269. The reversal of 252893239 is 932398252.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-252893239 is a prime.
It is a super-2 number, since 2×2528932392 = 127909980663822242, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 252893195 and 252893204.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (252893219) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126446619 + 126446620.
It is an arithmetic number, because the mean of its divisors is an integer number (126446620).
Almost surely, 2252893239 is an apocalyptic number.
252893239 is a deficient number, since it is larger than the sum of its proper divisors (1).
252893239 is an equidigital number, since it uses as much as digits as its factorization.
252893239 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 233280, while the sum is 43.
The square root of 252893239 is about 15902.6173631890. The cubic root of 252893239 is about 632.3813784952.
The spelling of 252893239 in words is "two hundred fifty-two million, eight hundred ninety-three thousand, two hundred thirty-nine".
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