Base | Representation |
---|---|
bin | 1101101110001… |
… | …0111111110101 |
3 | 11000021222201100 |
4 | 3123202333311 |
5 | 104213143020 |
6 | 5413320313 |
7 | 1266122445 |
oct | 333427765 |
9 | 130258640 |
10 | 57552885 |
11 | 2a53a375 |
12 | 17336099 |
13 | bc01180 |
14 | 7902125 |
15 | 50bca90 |
hex | 36e2ff5 |
57552885 has 48 divisors (see below), whose sum is σ = 108396288. Its totient is φ = 28080000.
The previous prime is 57552857. The next prime is 57552893. The reversal of 57552885 is 58825575.
It is not a de Polignac number, because 57552885 - 29 = 57552373 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 57552885.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 76260 + ... + 77010.
It is an arithmetic number, because the mean of its divisors is an integer number (2258256).
Almost surely, 257552885 is an apocalyptic number.
It is an amenable number.
57552885 is a deficient number, since it is larger than the sum of its proper divisors (50843403).
57552885 is a wasteful number, since it uses less digits than its factorization.
57552885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 906 (or 903 counting only the distinct ones).
The product of its digits is 560000, while the sum is 45.
The square root of 57552885 is about 7586.3617762403. The cubic root of 57552885 is about 386.0904264328.
The spelling of 57552885 in words is "fifty-seven million, five hundred fifty-two thousand, eight hundred eighty-five".
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