Base | Representation |
---|---|
bin | 1100011011110… |
… | …0001111011000 |
3 | 10122010120002000 |
4 | 3012330033120 |
5 | 101322320011 |
6 | 5101441000 |
7 | 1202164323 |
oct | 306741730 |
9 | 118116060 |
10 | 52151256 |
11 | 27490013 |
12 | 15570160 |
13 | aa5c641 |
14 | 6cd77ba |
15 | 48a2356 |
hex | 31bc3d8 |
52151256 has 32 divisors (see below), whose sum is σ = 144865200. Its totient is φ = 17383680.
The previous prime is 52151237. The next prime is 52151287. The reversal of 52151256 is 65215125.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent 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, 120505 + ... + 120936.
Almost surely, 252151256 is an apocalyptic number.
It is an amenable number.
52151256 is an abundant number, since it is smaller than the sum of its proper divisors (92713944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52151256 is a wasteful number, since it uses less digits than its factorization.
52151256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 241456 (or 241446 counting only the distinct ones).
The product of its digits is 3000, while the sum is 27.
The square root of 52151256 is about 7221.5826520230. The cubic root of 52151256 is about 373.6126658062.
The spelling of 52151256 in words is "fifty-two million, one hundred fifty-one thousand, two hundred fifty-six".
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