Base | Representation |
---|---|
bin | 1101000100111101100 |
3 | 210202211021 |
4 | 1220213230 |
5 | 102203044 |
6 | 13103524 |
7 | 3433225 |
oct | 1504754 |
9 | 722737 |
10 | 428524 |
11 | 272a58 |
12 | 187ba4 |
13 | 120085 |
14 | b224c |
15 | 86e84 |
hex | 689ec |
428524 has 12 divisors (see below), whose sum is σ = 756000. Its totient is φ = 212528.
The previous prime is 428509. The next prime is 428531. The reversal of 428524 is 425824.
It is a happy number.
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, 237 + ... + 955.
It is an arithmetic number, because the mean of its divisors is an integer number (63000).
2428524 is an apocalyptic number.
It is an amenable number.
428524 is a deficient number, since it is larger than the sum of its proper divisors (327476).
428524 is a wasteful number, since it uses less digits than its factorization.
428524 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 872 (or 870 counting only the distinct ones).
The product of its digits is 2560, while the sum is 25.
The square root of 428524 is about 654.6174455359. The cubic root of 428524 is about 75.3919627820.
The spelling of 428524 in words is "four hundred twenty-eight thousand, five hundred twenty-four".
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