Base | Representation |
---|---|
bin | 1100011100100… |
… | …0100110010000 |
3 | 10122020010111200 |
4 | 3013020212100 |
5 | 101330424442 |
6 | 5102511200 |
7 | 1202465022 |
oct | 307104620 |
9 | 118203450 |
10 | 52201872 |
11 | 27515048 |
12 | 15595500 |
13 | aa796a8 |
14 | 6d0c012 |
15 | 48b234c |
hex | 31c8990 |
52201872 has 60 divisors (see below), whose sum is σ = 147086940. Its totient is φ = 17282304.
The previous prime is 52201841. The next prime is 52201921. The reversal of 52201872 is 27810225.
It can be written as a sum of positive squares in 2 ways, for example, as 30074256 + 22127616 = 5484^2 + 4704^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21454 + ... + 23762.
It is an arithmetic number, because the mean of its divisors is an integer number (2451449).
Almost surely, 252201872 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52201872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73543470).
52201872 is an abundant number, since it is smaller than the sum of its proper divisors (94885068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52201872 is a wasteful number, since it uses less digits than its factorization.
52201872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2480 (or 2471 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 52201872 is about 7225.0862970625. The cubic root of 52201872 is about 373.7334980764.
The spelling of 52201872 in words is "fifty-two million, two hundred one thousand, eight hundred seventy-two".
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