Base | Representation |
---|---|
bin | 1101101101110… |
… | …0010011101000 |
3 | 11000020121010100 |
4 | 3123130103220 |
5 | 104211303410 |
6 | 5412545400 |
7 | 1265646525 |
oct | 333342350 |
9 | 130217110 |
10 | 57525480 |
11 | 2a520821 |
12 | 17322260 |
13 | bbc185c |
14 | 78d614c |
15 | 50b48c0 |
hex | 36dc4e8 |
57525480 has 48 divisors (see below), whose sum is σ = 186958980. Its totient is φ = 15340032.
The previous prime is 57525439. The next prime is 57525493. The reversal of 57525480 is 8452575.
It is a happy number.
57525480 is a `hidden beast` number, since 57 + 525 + 4 + 80 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 47527236 + 9998244 = 6894^2 + 3162^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79537 + ... + 80256.
Almost surely, 257525480 is an apocalyptic number.
It is an amenable number.
57525480 is an abundant number, since it is smaller than the sum of its proper divisors (129433500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57525480 is a wasteful number, since it uses less digits than its factorization.
57525480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 159810 (or 159803 counting only the distinct ones).
The product of its (nonzero) digits is 56000, while the sum is 36.
The square root of 57525480 is about 7584.5553594130. Note that the first 3 decimals coincide. The cubic root of 57525480 is about 386.0291350484.
The spelling of 57525480 in words is "fifty-seven million, five hundred twenty-five thousand, four hundred eighty".
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