Base | Representation |
---|---|
bin | 1111010010011… |
… | …1100101001111 |
3 | 11110122220022202 |
4 | 3310213211033 |
5 | 112404002023 |
6 | 10210232115 |
7 | 1406025056 |
oct | 364474517 |
9 | 143586282 |
10 | 64125263 |
11 | 33219294 |
12 | 1958563b |
13 | 10392857 |
14 | 873339d |
15 | 596a128 |
hex | 3d2794f |
64125263 has 2 divisors, whose sum is σ = 64125264. Its totient is φ = 64125262.
The previous prime is 64125251. The next prime is 64125289. The reversal of 64125263 is 36252146.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 64125263 - 26 = 64125199 is a prime.
It is a super-2 number, since 2×641252632 = 8224098709638338, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (64125233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32062631 + 32062632.
It is an arithmetic number, because the mean of its divisors is an integer number (32062632).
Almost surely, 264125263 is an apocalyptic number.
64125263 is a deficient number, since it is larger than the sum of its proper divisors (1).
64125263 is an equidigital number, since it uses as much as digits as its factorization.
64125263 is an evil number, because the sum of its binary digits is even.
The product of its digits is 8640, while the sum is 29.
The square root of 64125263 is about 8007.8251104779. The cubic root of 64125263 is about 400.2607945119.
The spelling of 64125263 in words is "sixty-four million, one hundred twenty-five thousand, two hundred sixty-three".
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