Base | Representation |
---|---|
bin | 100001110100… |
… | …001010100100 |
3 | 121200100200212 |
4 | 201310022210 |
5 | 4232130140 |
6 | 513554552 |
7 | 135226535 |
oct | 41641244 |
9 | 17610625 |
10 | 8864420 |
11 | 5004a74 |
12 | 2b75a58 |
13 | 1ab4a26 |
14 | 126a68c |
15 | ba1765 |
hex | 8742a4 |
8864420 has 12 divisors (see below), whose sum is σ = 18615324. Its totient is φ = 3545760.
The previous prime is 8864417. The next prime is 8864461. The reversal of 8864420 is 244688.
8864420 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 1069156 + 7795264 = 1034^2 + 2792^2 .
It is a nialpdrome in base 10.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221591 + ... + 221630.
It is an arithmetic number, because the mean of its divisors is an integer number (1551277).
Almost surely, 28864420 is an apocalyptic number.
It is an amenable number.
8864420 is an abundant number, since it is smaller than the sum of its proper divisors (9750904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8864420 is a wasteful number, since it uses less digits than its factorization.
8864420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 443230 (or 443228 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 32.
The square root of 8864420 is about 2977.3175846725. The cubic root of 8864420 is about 206.9585827348.
The spelling of 8864420 in words is "eight million, eight hundred sixty-four thousand, four hundred twenty".
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