Base | Representation |
---|---|
bin | 111111010110000… |
… | …1101100000000100 |
3 | 12111010112112201110 |
4 | 1332230031200010 |
5 | 13323113100402 |
6 | 550525125020 |
7 | 103446416652 |
oct | 17654154004 |
9 | 5433475643 |
10 | 2125518852 |
11 | 9a0888856 |
12 | 4b39b9770 |
13 | 27b484282 |
14 | 16240ddd2 |
15 | c690856c |
hex | 7eb0d804 |
2125518852 has 12 divisors (see below), whose sum is σ = 4959544016. Its totient is φ = 708506280.
The previous prime is 2125518851. The next prime is 2125518883. The reversal of 2125518852 is 2588155212.
It is a tau number, because it is divible by the number of its divisors (12).
It is a self number, because there is not a number n which added to its sum of digits gives 2125518852.
It is not an unprimeable number, because it can be changed into a prime (2125518851) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88563274 + ... + 88563297.
Almost surely, 22125518852 is an apocalyptic number.
It is an amenable number.
2125518852 is an abundant number, since it is smaller than the sum of its proper divisors (2834025164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2125518852 is a wasteful number, since it uses less digits than its factorization.
2125518852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177126578 (or 177126576 counting only the distinct ones).
The product of its digits is 64000, while the sum is 39.
The square root of 2125518852 is about 46103.3496830762. The cubic root of 2125518852 is about 1285.7454232530.
The spelling of 2125518852 in words is "two billion, one hundred twenty-five million, five hundred eighteen thousand, eight hundred fifty-two".
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