Base | Representation |
---|---|
bin | 11111111111111… |
… | …01011110000010 |
3 | 200201002102000000 |
4 | 33333331132002 |
5 | 1022204100330 |
6 | 42345140430 |
7 | 6436401303 |
oct | 1777753602 |
9 | 621072000 |
10 | 268425090 |
11 | 12857881a |
12 | 75a8a716 |
13 | 437c401b |
14 | 279147aa |
15 | 18873560 |
hex | fffd782 |
268425090 has 56 divisors (see below), whose sum is σ = 724436028. Its totient is φ = 71578080.
The previous prime is 268425089. The next prime is 268425109. The reversal of 268425090 is 90524862.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 261565929 + 6859161 = 16173^2 + 2619^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 11121 + ... + 25700.
Almost surely, 2268425090 is an apocalyptic number.
268425090 is an abundant number, since it is smaller than the sum of its proper divisors (456010938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268425090 is an equidigital number, since it uses as much as digits as its factorization.
268425090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36846 (or 36831 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 36.
The square root of 268425090 is about 16383.6836517311. The cubic root of 268425090 is about 645.0712738977.
The spelling of 268425090 in words is "two hundred sixty-eight million, four hundred twenty-five thousand, ninety".
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