Base | Representation |
---|---|
bin | 1100100011010… |
… | …1000101110001 |
3 | 10200001201002101 |
4 | 3020311011301 |
5 | 101434140012 |
6 | 5120220401 |
7 | 1206325426 |
oct | 310650561 |
9 | 120051071 |
10 | 52646257 |
11 | 27798a04 |
12 | 1576a701 |
13 | aba3a41 |
14 | 6dc5d4d |
15 | 494dd57 |
hex | 3235171 |
52646257 has 2 divisors, whose sum is σ = 52646258. Its totient is φ = 52646256.
The previous prime is 52646239. The next prime is 52646261. The reversal of 52646257 is 75264625.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 30074256 + 22572001 = 5484^2 + 4751^2 .
It is a cyclic number.
It is not a de Polignac number, because 52646257 - 27 = 52646129 is a prime.
It is a super-2 number, since 2×526462572 = 5543256752220098, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (52646557) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26323128 + 26323129.
It is an arithmetic number, because the mean of its divisors is an integer number (26323129).
Almost surely, 252646257 is an apocalyptic number.
It is an amenable number.
52646257 is a deficient number, since it is larger than the sum of its proper divisors (1).
52646257 is an equidigital number, since it uses as much as digits as its factorization.
52646257 is an evil number, because the sum of its binary digits is even.
The product of its digits is 100800, while the sum is 37.
The square root of 52646257 is about 7255.7740455447. The cubic root of 52646257 is about 374.7910112552.
The spelling of 52646257 in words is "fifty-two million, six hundred forty-six thousand, two hundred fifty-seven".
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