Base | Representation |
---|---|
bin | 100111101011… |
… | …0010101110010 |
3 | 1110010210110001 |
4 | 1033112111302 |
5 | 20311112012 |
6 | 2021500214 |
7 | 341542654 |
oct | 117262562 |
9 | 43123401 |
10 | 20800882 |
11 | 10818013 |
12 | 6b7166a |
13 | 4403b1b |
14 | 2a966d4 |
15 | 1c5d357 |
hex | 13d6572 |
20800882 has 16 divisors (see below), whose sum is σ = 32242392. Its totient is φ = 10056960.
The previous prime is 20800867. The next prime is 20800891. The reversal of 20800882 is 28800802.
It can be written as a sum of positive squares in 4 ways, for example, as 11431161 + 9369721 = 3381^2 + 3061^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 20800882.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12618 + ... + 14170.
Almost surely, 220800882 is an apocalyptic number.
20800882 is a deficient number, since it is larger than the sum of its proper divisors (11441510).
20800882 is a wasteful number, since it uses less digits than its factorization.
20800882 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1773.
The product of its (nonzero) digits is 2048, while the sum is 28.
The square root of 20800882 is about 4560.7983950181. The cubic root of 20800882 is about 275.0176605738.
The spelling of 20800882 in words is "twenty million, eight hundred thousand, eight hundred eighty-two".
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