Base | Representation |
---|---|
bin | 1101100110101… |
… | …0110010101000 |
3 | 10222100222022121 |
4 | 3121222302220 |
5 | 104101414040 |
6 | 5355001024 |
7 | 1262002126 |
oct | 331526250 |
9 | 128328277 |
10 | 57060520 |
11 | 2a233460 |
12 | 17139174 |
13 | ba8b02a |
14 | 7814916 |
15 | 5021c4a |
hex | 366aca8 |
57060520 has 64 divisors (see below), whose sum is σ = 143519040. Its totient is φ = 20236800.
The previous prime is 57060469. The next prime is 57060529. The reversal of 57060520 is 2506075.
It is a happy number.
57060520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (57060529) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 16459 + ... + 19621.
It is an arithmetic number, because the mean of its divisors is an integer number (2242485).
Almost surely, 257060520 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57060520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71759520).
57060520 is an abundant number, since it is smaller than the sum of its proper divisors (86458520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57060520 is a wasteful number, since it uses less digits than its factorization.
57060520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3226 (or 3222 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 25.
The square root of 57060520 is about 7553.8414068605. The cubic root of 57060520 is about 384.9862703824.
Adding to 57060520 its reverse (2506075), we get a palindrome (59566595).
The spelling of 57060520 in words is "fifty-seven million, sixty thousand, five hundred twenty".
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