Base | Representation |
---|---|
bin | 1101100101111… |
… | …1000100110000 |
3 | 10222021112111010 |
4 | 3121133010300 |
5 | 104043400103 |
6 | 5353550520 |
7 | 1261412166 |
oct | 331370460 |
9 | 128245433 |
10 | 57012528 |
11 | 2a2003a1 |
12 | 17115440 |
13 | ba72231 |
14 | 7801236 |
15 | 5012903 |
hex | 365f130 |
57012528 has 20 divisors (see below), whose sum is σ = 147282488. Its totient is φ = 19004160.
The previous prime is 57012517. The next prime is 57012533. The reversal of 57012528 is 82521075.
57012528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 57012495 and 57012504.
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, 593833 + ... + 593928.
Almost surely, 257012528 is an apocalyptic number.
It is an amenable number.
57012528 is an abundant number, since it is smaller than the sum of its proper divisors (90269960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57012528 is a wasteful number, since it uses less digits than its factorization.
57012528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1187772 (or 1187766 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 30.
The square root of 57012528 is about 7550.6640767551. The cubic root of 57012528 is about 384.8783063969.
The spelling of 57012528 in words is "fifty-seven million, twelve thousand, five hundred twenty-eight".
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