Base | Representation |
---|---|
bin | 1100100001001… |
… | …1001010000101 |
3 | 10122210122102200 |
4 | 3020103022011 |
5 | 101420213034 |
6 | 5113225113 |
7 | 1205206263 |
oct | 310231205 |
9 | 118718380 |
10 | 52507269 |
11 | 27703541 |
12 | 15702199 |
13 | ab556b9 |
14 | 6d8b433 |
15 | 4922a99 |
hex | 3213285 |
52507269 has 12 divisors (see below), whose sum is σ = 76912992. Its totient is φ = 34511400.
The previous prime is 52507253. The next prime is 52507283. The reversal of 52507269 is 96270525.
52507269 is a `hidden beast` number, since 525 + 0 + 72 + 69 = 666.
It is not a de Polignac number, because 52507269 - 24 = 52507253 is a prime.
It is a super-2 number, since 2×525072692 = 5514026595676722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52507219) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40447 + ... + 41724.
It is an arithmetic number, because the mean of its divisors is an integer number (6409416).
Almost surely, 252507269 is an apocalyptic number.
It is an amenable number.
52507269 is a deficient number, since it is larger than the sum of its proper divisors (24405723).
52507269 is a wasteful number, since it uses less digits than its factorization.
52507269 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82248 (or 82245 counting only the distinct ones).
The product of its (nonzero) digits is 37800, while the sum is 36.
The square root of 52507269 is about 7246.1899643882. The cubic root of 52507269 is about 374.4609000280.
The spelling of 52507269 in words is "fifty-two million, five hundred seven thousand, two hundred sixty-nine".
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