Base | Representation |
---|---|
bin | 10000000001010… |
… | …011111110001010 |
3 | 200201202102000200 |
4 | 100001103332022 |
5 | 1022301420102 |
6 | 42400513030 |
7 | 6442405263 |
oct | 2001237612 |
9 | 621672020 |
10 | 268779402 |
11 | 12879aa41 |
12 | 7601b776 |
13 | 438b9388 |
14 | 279a796a |
15 | 188e351c |
hex | 10053f8a |
268779402 has 24 divisors (see below), whose sum is σ = 585411840. Its totient is φ = 89122920.
The previous prime is 268779383. The next prime is 268779437. The reversal of 268779402 is 204977862.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35652 + ... + 42527.
It is an arithmetic number, because the mean of its divisors is an integer number (24392160).
Almost surely, 2268779402 is an apocalyptic number.
268779402 is an abundant number, since it is smaller than the sum of its proper divisors (316632438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268779402 is a wasteful number, since it uses less digits than its factorization.
268779402 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78378 (or 78375 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 45.
The square root of 268779402 is about 16394.4930388225. The cubic root of 268779402 is about 645.3549731657.
The spelling of 268779402 in words is "two hundred sixty-eight million, seven hundred seventy-nine thousand, four hundred two".
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