Base | Representation |
---|---|
bin | 1100011110001… |
… | …1100111001101 |
3 | 10122102202021221 |
4 | 3013203213031 |
5 | 101343000100 |
6 | 5105123341 |
7 | 1203435436 |
oct | 307434715 |
9 | 118382257 |
10 | 52312525 |
11 | 275901a1 |
12 | 15629551 |
13 | aab7b75 |
14 | 6d3a48d |
15 | 48d501a |
hex | 31e39cd |
52312525 has 6 divisors (see below), whose sum is σ = 64867562. Its totient is φ = 41850000.
The previous prime is 52312517. The next prime is 52312573. The reversal of 52312525 is 52521325.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 285156 + 52027369 = 534^2 + 7213^2 .
It is not a de Polignac number, because 52312525 - 23 = 52312517 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 2092501 = 52312525 / (5 + 2 + 3 + 1 + 2 + 5 + 2 + 5).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 52312525.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1046226 + ... + 1046275.
Almost surely, 252312525 is an apocalyptic number.
It is an amenable number.
52312525 is a deficient number, since it is larger than the sum of its proper divisors (12555037).
52312525 is a wasteful number, since it uses less digits than its factorization.
52312525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2092511 (or 2092506 counting only the distinct ones).
The product of its digits is 3000, while the sum is 25.
The square root of 52312525 is about 7232.7397989973. The cubic root of 52312525 is about 373.9973809953.
The spelling of 52312525 in words is "fifty-two million, three hundred twelve thousand, five hundred twenty-five".
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