Base | Representation |
---|---|
bin | 110000111001011001… |
… | …001001011010100001 |
3 | 12000111222201101200000 |
4 | 300321121021122201 |
5 | 1330011120013100 |
6 | 40041434450213 |
7 | 3536026616052 |
oct | 607131113241 |
9 | 160458641600 |
10 | 52502501025 |
11 | 202a2325117 |
12 | a212b93969 |
13 | 4c49366670 |
14 | 2780c32729 |
15 | 1574416900 |
hex | c396496a1 |
52502501025 has 72 divisors (see below), whose sum is σ = 105022444800. Its totient is φ = 25847346240.
The previous prime is 52502501003. The next prime is 52502501047. The reversal of 52502501025 is 52010520525.
52502501025 is a `hidden beast` number, since 5 + 2 + 502 + 50 + 102 + 5 = 666.
It is an interprime number because it is at equal distance from previous prime (52502501003) and next prime (52502501047).
It is not a de Polignac number, because 52502501025 - 25 = 52502500993 is a prime.
It is a super-2 number, since 2×525025010252 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 52502501025.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 253425 + ... + 411374.
Almost surely, 252502501025 is an apocalyptic number.
It is an amenable number.
52502501025 is an abundant number, since it is smaller than the sum of its proper divisors (52519943775).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52502501025 is a wasteful number, since it uses less digits than its factorization.
52502501025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 664837 (or 664820 counting only the distinct ones).
The product of its (nonzero) digits is 5000, while the sum is 27.
The spelling of 52502501025 in words is "fifty-two billion, five hundred two million, five hundred one thousand, twenty-five".
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