Base | Representation |
---|---|
bin | 11110001001110… |
… | …11000010010001 |
3 | 122121222010021121 |
4 | 33010323002101 |
5 | 1004223324000 |
6 | 41033322241 |
7 | 6161012356 |
oct | 1704730221 |
9 | 577863247 |
10 | 252948625 |
11 | 11a868056 |
12 | 70866381 |
13 | 40535857 |
14 | 2584662d |
15 | 17317b1a |
hex | f13b091 |
252948625 has 16 divisors (see below), whose sum is σ = 316190160. Its totient is φ = 202032000.
The previous prime is 252948617. The next prime is 252948629. The reversal of 252948625 is 526849252.
It can be written as a sum of positive squares in 8 ways, for example, as 130713489 + 122235136 = 11433^2 + 11056^2 .
It is not a de Polignac number, because 252948625 - 23 = 252948617 is a prime.
It is not an unprimeable number, because it can be changed into a prime (252948629) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 102405 + ... + 104845.
It is an arithmetic number, because the mean of its divisors is an integer number (19761885).
Almost surely, 2252948625 is an apocalyptic number.
252948625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
252948625 is a deficient number, since it is larger than the sum of its proper divisors (63241535).
252948625 is an equidigital number, since it uses as much as digits as its factorization.
252948625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3285 (or 3275 counting only the distinct ones).
The product of its digits is 345600, while the sum is 43.
The square root of 252948625 is about 15904.3586793055. The cubic root of 252948625 is about 632.4275409503.
The spelling of 252948625 in words is "two hundred fifty-two million, nine hundred forty-eight thousand, six hundred twenty-five".
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