Base | Representation |
---|---|
bin | 11110000100011… |
… | …10100101011101 |
3 | 122120122020100021 |
4 | 33002032211131 |
5 | 1004033223034 |
6 | 41010232141 |
7 | 6152011126 |
oct | 1702164535 |
9 | 576566307 |
10 | 252242269 |
11 | 11a425394 |
12 | 70585651 |
13 | 403491a6 |
14 | 2570104d |
15 | 172286b4 |
hex | f08e95d |
252242269 has 2 divisors, whose sum is σ = 252242270. Its totient is φ = 252242268.
The previous prime is 252242267. The next prime is 252242293. The reversal of 252242269 is 962242252.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 197037369 + 55204900 = 14037^2 + 7430^2 .
It is a cyclic number.
It is not a de Polignac number, because 252242269 - 21 = 252242267 is a prime.
It is a super-2 number, since 2×2522422692 = 127252324540536722, which contains 22 as substring.
Together with 252242267, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (252242267) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126121134 + 126121135.
It is an arithmetic number, because the mean of its divisors is an integer number (126121135).
Almost surely, 2252242269 is an apocalyptic number.
It is an amenable number.
252242269 is a deficient number, since it is larger than the sum of its proper divisors (1).
252242269 is an equidigital number, since it uses as much as digits as its factorization.
252242269 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 34560, while the sum is 34.
The square root of 252242269 is about 15882.1367894877. The cubic root of 252242269 is about 631.8383100297.
The spelling of 252242269 in words is "two hundred fifty-two million, two hundred forty-two thousand, two hundred sixty-nine".
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