Base | Representation |
---|---|
bin | 1110101100101000110… |
… | …0001010000010001000 |
3 | 220010202011211121221121 |
4 | 3223022030022002020 |
5 | 13114110033200444 |
6 | 311555205245024 |
7 | 24146123014024 |
oct | 3531214120210 |
9 | 803664747847 |
10 | 252500287624 |
11 | 980a2914362 |
12 | 40b29a03774 |
13 | 1aa7008c220 |
14 | c3148d9384 |
15 | 687c5a0084 |
hex | 3aca30a088 |
252500287624 has 32 divisors (see below), whose sum is σ = 509885311320. Its totient is φ = 116531974656.
The previous prime is 252500287621. The next prime is 252500287657. The reversal of 252500287624 is 426782005252.
It can be written as a sum of positive squares in 4 ways, for example, as 35614483524 + 216885804100 = 188718^2 + 465710^2 .
It is not an unprimeable number, because it can be changed into a prime (252500287621) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2095972 + ... + 2213164.
Almost surely, 2252500287624 is an apocalyptic number.
It is an amenable number.
252500287624 is an abundant number, since it is smaller than the sum of its proper divisors (257385023696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252500287624 is a wasteful number, since it uses less digits than its factorization.
252500287624 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137929 (or 137925 counting only the distinct ones).
The product of its (nonzero) digits is 537600, while the sum is 43.
The spelling of 252500287624 in words is "two hundred fifty-two billion, five hundred million, two hundred eighty-seven thousand, six hundred twenty-four".
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