Base | Representation |
---|---|
bin | 11110000110110… |
… | …11101000110000 |
3 | 122121020021021021 |
4 | 33003123220300 |
5 | 1004123322442 |
6 | 41021105224 |
7 | 6154464220 |
oct | 1703335060 |
9 | 577207237 |
10 | 252557872 |
11 | 11a620516 |
12 | 706b8214 |
13 | 40429a38 |
14 | 25784080 |
15 | 1728be67 |
hex | f0dba30 |
252557872 has 40 divisors (see below), whose sum is σ = 560480000. Its totient is φ = 107998272.
The previous prime is 252557867. The next prime is 252557887. The reversal of 252557872 is 278755252.
252557872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53629 + ... + 58147.
It is an arithmetic number, because the mean of its divisors is an integer number (14012000).
Almost surely, 2252557872 is an apocalyptic number.
It is an amenable number.
252557872 is an abundant number, since it is smaller than the sum of its proper divisors (307922128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252557872 is a wasteful number, since it uses less digits than its factorization.
252557872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5033 (or 5027 counting only the distinct ones).
The product of its digits is 392000, while the sum is 43.
The square root of 252557872 is about 15892.0694687633. The cubic root of 252557872 is about 632.1017167908.
The spelling of 252557872 in words is "two hundred fifty-two million, five hundred fifty-seven thousand, eight hundred seventy-two".
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