Base | Representation |
---|---|
bin | 11110000110101… |
… | …11000010010001 |
3 | 122121012022102020 |
4 | 33003113002101 |
5 | 1004122222100 |
6 | 41020442053 |
7 | 6154355244 |
oct | 1703270221 |
9 | 577168366 |
10 | 252539025 |
11 | 11a608342 |
12 | 706a9329 |
13 | 4042129b |
14 | 2577b25b |
15 | 172865a0 |
hex | f0d7091 |
252539025 has 24 divisors (see below), whose sum is σ = 418333344. Its totient is φ = 134428800.
The previous prime is 252539003. The next prime is 252539039. The reversal of 252539025 is 520935252.
It is not a de Polignac number, because 252539025 - 29 = 252538513 is a prime.
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 23 ways as a sum of consecutive naturals, for example, 39877 + ... + 45773.
It is an arithmetic number, because the mean of its divisors is an integer number (17430556).
Almost surely, 2252539025 is an apocalyptic number.
252539025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
252539025 is a deficient number, since it is larger than the sum of its proper divisors (165794319).
252539025 is a wasteful number, since it uses less digits than its factorization.
252539025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6481 (or 6476 counting only the distinct ones).
The product of its (nonzero) digits is 27000, while the sum is 33.
The square root of 252539025 is about 15891.4764889862. The cubic root of 252539025 is about 632.0859929789.
The spelling of 252539025 in words is "two hundred fifty-two million, five hundred thirty-nine thousand, twenty-five".
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