Base | Representation |
---|---|
bin | 11110001000110… |
… | …00110000111100 |
3 | 122121200222201121 |
4 | 33010120300330 |
5 | 1004204331002 |
6 | 41030320324 |
7 | 6156556204 |
oct | 1704306074 |
9 | 577628647 |
10 | 252808252 |
11 | 11a781644 |
12 | 707b90a4 |
13 | 404b69a8 |
14 | 2580b404 |
15 | 172db237 |
hex | f118c3c |
252808252 has 12 divisors (see below), whose sum is σ = 446795496. Its totient is φ = 125152400.
The previous prime is 252808189. The next prime is 252808261.
252808252 is nontrivially palindromic in base 10.
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 3 ways as a sum of consecutive naturals, for example, 312478 + ... + 313285.
It is an arithmetic number, because the mean of its divisors is an integer number (37232958).
Almost surely, 2252808252 is an apocalyptic number.
It is an amenable number.
252808252 is a deficient number, since it is larger than the sum of its proper divisors (193987244).
252808252 is a wasteful number, since it uses less digits than its factorization.
252808252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 625868 (or 625866 counting only the distinct ones).
The product of its (nonzero) digits is 25600, while the sum is 34.
The square root of 252808252 is about 15899.9450313515. The cubic root of 252808252 is about 632.3105314479.
The spelling of 252808252 in words is "two hundred fifty-two million, eight hundred eight thousand, two hundred fifty-two".
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