Base | Representation |
---|---|
bin | 101010101110… |
… | …0111100100100 |
3 | 1120011002010102 |
4 | 1111130330210 |
5 | 21213311204 |
6 | 2120043232 |
7 | 361255316 |
oct | 125347444 |
9 | 46132112 |
10 | 22400804 |
11 | 11710068 |
12 | 7603518 |
13 | 484411a |
14 | 2d917b6 |
15 | 1e7741e |
hex | 155cf24 |
22400804 has 12 divisors (see below), whose sum is σ = 40905984. Its totient is φ = 10713384.
The previous prime is 22400797. The next prime is 22400813. The reversal of 22400804 is 40800422.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121652 + ... + 121835.
It is an arithmetic number, because the mean of its divisors is an integer number (3408832).
Almost surely, 222400804 is an apocalyptic number.
It is an amenable number.
22400804 is a deficient number, since it is larger than the sum of its proper divisors (18505180).
22400804 is a wasteful number, since it uses less digits than its factorization.
22400804 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 243514 (or 243512 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 22400804 is about 4732.9487637201. The cubic root of 22400804 is about 281.8953218781.
The spelling of 22400804 in words is "twenty-two million, four hundred thousand, eight hundred four".
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