Base | Representation |
---|---|
bin | 11110000111000… |
… | …00000010111000 |
3 | 122121021012001000 |
4 | 33003200002320 |
5 | 1004124412203 |
6 | 41021325000 |
7 | 6154600653 |
oct | 1703400270 |
9 | 577235030 |
10 | 252575928 |
11 | 11a633040 |
12 | 70706760 |
13 | 40435017 |
14 | 2578a89a |
15 | 172924a3 |
hex | f0e00b8 |
252575928 has 64 divisors (see below), whose sum is σ = 765388800. Its totient is φ = 76537440.
The previous prime is 252575909. The next prime is 252575951. The reversal of 252575928 is 829575252.
252575928 is a `hidden beast` number, since 2 + 5 + 2 + 57 + 592 + 8 = 666.
It is a super-2 number, since 2×2525759282 = 127589198810122368, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50776 + ... + 55527.
It is an arithmetic number, because the mean of its divisors is an integer number (11959200).
Almost surely, 2252575928 is an apocalyptic number.
It is an amenable number.
252575928 is an abundant number, since it is smaller than the sum of its proper divisors (512812872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252575928 is a wasteful number, since it uses less digits than its factorization.
252575928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106329 (or 106319 counting only the distinct ones).
The product of its digits is 504000, while the sum is 45.
The square root of 252575928 is about 15892.6375406979. The cubic root of 252575928 is about 632.1167799478.
The spelling of 252575928 in words is "two hundred fifty-two million, five hundred seventy-five thousand, nine hundred twenty-eight".
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