Base | Representation |
---|---|
bin | 1111011001101100… |
… | …00101100000101100 |
3 | 210100020202210210020 |
4 | 13230312011200230 |
5 | 113413223143440 |
6 | 3444252042140 |
7 | 411621450024 |
oct | 75466054054 |
9 | 23306683706 |
10 | 8268568620 |
11 | 3563433a94 |
12 | 1729163350 |
13 | a1a087570 |
14 | 586218a84 |
15 | 335d9b3d0 |
hex | 1ecd8582c |
8268568620 has 96 divisors (see below), whose sum is σ = 25737277440. Its totient is φ = 1969678080.
The previous prime is 8268568597. The next prime is 8268568661. The reversal of 8268568620 is 268658628.
It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 146800 + ... + 195159.
It is an arithmetic number, because the mean of its divisors is an integer number (268096640).
Almost surely, 28268568620 is an apocalyptic number.
It is an amenable number.
8268568620 is an abundant number, since it is smaller than the sum of its proper divisors (17468708820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8268568620 is a wasteful number, since it uses less digits than its factorization.
8268568620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 342015 (or 342013 counting only the distinct ones).
The product of its (nonzero) digits is 2211840, while the sum is 51.
The square root of 8268568620 is about 90931.6700605460. The cubic root of 8268568620 is about 2022.1348390347.
The spelling of 8268568620 in words is "eight billion, two hundred sixty-eight million, five hundred sixty-eight thousand, six hundred twenty".
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