Base | Representation |
---|---|
bin | 1010011101101000… |
… | …0101011101110110 |
3 | 21020201221100110002 |
4 | 2213122011131312 |
5 | 21223002230311 |
6 | 1142410431302 |
7 | 126412663001 |
oct | 24732053566 |
9 | 7221840402 |
10 | 2808633206 |
11 | 1211444775 |
12 | 664732532 |
13 | 359b60952 |
14 | 1c9030538 |
15 | 11689293b |
hex | a7685776 |
2808633206 has 12 divisors (see below), whose sum is σ = 4475348988. Its totient is φ = 1321709472.
The previous prime is 2808633203. The next prime is 2808633211. The reversal of 2808633206 is 6023368082.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 2808633206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2808633203) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2429036 + ... + 2430191.
It is an arithmetic number, because the mean of its divisors is an integer number (372945749).
Almost surely, 22808633206 is an apocalyptic number.
2808633206 is a deficient number, since it is larger than the sum of its proper divisors (1666715782).
2808633206 is a wasteful number, since it uses less digits than its factorization.
2808633206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4859263 (or 4859246 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 38.
The square root of 2808633206 is about 52996.5395662773. The cubic root of 2808633206 is about 1410.9068501917.
The spelling of 2808633206 in words is "two billion, eight hundred eight million, six hundred thirty-three thousand, two hundred six".
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