Base | Representation |
---|---|
bin | 11110000110011… |
… | …01101000000001 |
3 | 122121010100112200 |
4 | 33003031220001 |
5 | 1004120003411 |
6 | 41015543413 |
7 | 6154135002 |
oct | 1703155001 |
9 | 577110480 |
10 | 252500481 |
11 | 11a591392 |
12 | 7068ab69 |
13 | 4040988c |
14 | 2576b1a9 |
15 | 17279e56 |
hex | f0cda01 |
252500481 has 24 divisors (see below), whose sum is σ = 384589920. Its totient is φ = 159195456.
The previous prime is 252500459. The next prime is 252500489. The reversal of 252500481 is 184005252.
It is a happy number.
It is not a de Polignac number, because 252500481 - 214 = 252484097 is a prime.
It is a super-2 number, since 2×2525004812 = 127512985810462722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (252500489) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145686 + ... + 147408.
It is an arithmetic number, because the mean of its divisors is an integer number (16024580).
Almost surely, 2252500481 is an apocalyptic number.
It is an amenable number.
252500481 is a deficient number, since it is larger than the sum of its proper divisors (132089439).
252500481 is a wasteful number, since it uses less digits than its factorization.
252500481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2605 (or 2602 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 27.
The square root of 252500481 is about 15890.2637171319. The cubic root of 252500481 is about 632.0538337749.
The spelling of 252500481 in words is "two hundred fifty-two million, five hundred thousand, four hundred eighty-one".
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