Base | Representation |
---|---|
bin | 1100011011111… |
… | …1010100101000 |
3 | 10122011012101120 |
4 | 3012333110220 |
5 | 101323221010 |
6 | 5102015240 |
7 | 1202246166 |
oct | 306772450 |
9 | 118135346 |
10 | 52163880 |
11 | 2749954a |
12 | 15577520 |
13 | aa65302 |
14 | 6cdc236 |
15 | 48a5e70 |
hex | 31bf528 |
52163880 has 32 divisors (see below), whose sum is σ = 156492000. Its totient is φ = 13910336.
The previous prime is 52163833. The next prime is 52163897. The reversal of 52163880 is 8836125.
It is a happy number.
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, 217230 + ... + 217469.
It is an arithmetic number, because the mean of its divisors is an integer number (4890375).
Almost surely, 252163880 is an apocalyptic number.
It is an amenable number.
52163880 is an abundant number, since it is smaller than the sum of its proper divisors (104328120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52163880 is a wasteful number, since it uses less digits than its factorization.
52163880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434713 (or 434709 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 52163880 is about 7222.4566457681. The cubic root of 52163880 is about 373.6428095723.
The spelling of 52163880 in words is "fifty-two million, one hundred sixty-three thousand, eight hundred eighty".
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