Base | Representation |
---|---|
bin | 11110011011011… |
… | …01000000100001 |
3 | 122210022001210221 |
4 | 33031231000201 |
5 | 1010321003330 |
6 | 41154523041 |
7 | 6216410311 |
oct | 1715550041 |
9 | 583261727 |
10 | 255250465 |
11 | 12109a4a8 |
12 | 71596481 |
13 | 40b604a2 |
14 | 25c85441 |
15 | 1761eb7a |
hex | f36d021 |
255250465 has 12 divisors (see below), whose sum is σ = 323272404. Its totient is φ = 193451616.
The previous prime is 255250459. The next prime is 255250477. The reversal of 255250465 is 564052552.
It can be written as a sum of positive squares in 2 ways, for example, as 153462544 + 101787921 = 12388^2 + 10089^2 .
It is not a de Polignac number, because 255250465 - 25 = 255250433 is a prime.
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 255250465.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68902 + ... + 72511.
It is an arithmetic number, because the mean of its divisors is an integer number (26939367).
Almost surely, 2255250465 is an apocalyptic number.
It is an amenable number.
255250465 is a deficient number, since it is larger than the sum of its proper divisors (68021939).
255250465 is a wasteful number, since it uses less digits than its factorization.
255250465 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141456 (or 141437 counting only the distinct ones).
The product of its (nonzero) digits is 60000, while the sum is 34.
The square root of 255250465 is about 15976.5598612467. The cubic root of 255250465 is about 634.3401209196.
The spelling of 255250465 in words is "two hundred fifty-five million, two hundred fifty thousand, four hundred sixty-five".
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