Base | Representation |
---|---|
bin | 1100100001100… |
… | …0101101101001 |
3 | 10122211210122111 |
4 | 3020120231221 |
5 | 101421430100 |
6 | 5113522321 |
7 | 1205332522 |
oct | 310305551 |
9 | 118753574 |
10 | 52530025 |
11 | 27719649 |
12 | 157133a1 |
13 | ab62b72 |
14 | 6d95849 |
15 | 49296ba |
hex | 3218b69 |
52530025 has 12 divisors (see below), whose sum is σ = 65871900. Its totient is φ = 41550080.
The previous prime is 52530019. The next prime is 52530053. The reversal of 52530025 is 52003525.
It can be written as a sum of positive squares in 6 ways, for example, as 12131289 + 40398736 = 3483^2 + 6356^2 .
It is not a de Polignac number, because 52530025 - 215 = 52497257 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 52529978 and 52530005.
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, 9580 + ... + 14029.
It is an arithmetic number, because the mean of its divisors is an integer number (5489325).
Almost surely, 252530025 is an apocalyptic number.
It is an amenable number.
52530025 is a deficient number, since it is larger than the sum of its proper divisors (13341875).
52530025 is a wasteful number, since it uses less digits than its factorization.
52530025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23708 (or 23703 counting only the distinct ones).
The product of its (nonzero) digits is 1500, while the sum is 22.
The square root of 52530025 is about 7247.7599987858. The cubic root of 52530025 is about 374.5149877870.
The spelling of 52530025 in words is "fifty-two million, five hundred thirty thousand, twenty-five".
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