Base | Representation |
---|---|
bin | 1101100111101… |
… | …0101111000000 |
3 | 10222111021220021 |
4 | 3121322233000 |
5 | 104111011244 |
6 | 5400223224 |
7 | 1262363410 |
oct | 331725700 |
9 | 128437807 |
10 | 57125824 |
11 | 2a278528 |
12 | 1716ab14 |
13 | bab1982 |
14 | 7830640 |
15 | 5036284 |
hex | 367abc0 |
57125824 has 56 divisors (see below), whose sum is σ = 134051040. Its totient is φ = 23632896.
The previous prime is 57125791. The next prime is 57125869. The reversal of 57125824 is 42852175.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (56).
It is a self number, because there is not a number n which added to its sum of digits gives 57125824.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10794 + ... + 15190.
Almost surely, 257125824 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 57125824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67025520).
57125824 is an abundant number, since it is smaller than the sum of its proper divisors (76925216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57125824 is a wasteful number, since it uses less digits than its factorization.
57125824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4445 (or 4435 counting only the distinct ones).
The product of its digits is 22400, while the sum is 34.
The square root of 57125824 is about 7558.1627397139. The cubic root of 57125824 is about 385.1330826816.
Adding to 57125824 its reverse (42852175), we get a palindrome (99977999).
The spelling of 57125824 in words is "fifty-seven million, one hundred twenty-five thousand, eight hundred twenty-four".
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