Base | Representation |
---|---|
bin | 1101110100110… |
… | …1100111000000 |
3 | 11001010011201210 |
4 | 3131031213000 |
5 | 104321131233 |
6 | 5430530120 |
7 | 1302621540 |
oct | 335154700 |
9 | 131104653 |
10 | 57989568 |
11 | 2a80846a |
12 | 17506940 |
13 | c024b70 |
14 | 79b7320 |
15 | 5157163 |
hex | 374d9c0 |
57989568 has 112 divisors (see below), whose sum is σ = 188894720. Its totient is φ = 15289344.
The previous prime is 57989557. The next prime is 57989593. The reversal of 57989568 is 86598975.
57989568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (112).
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 15813 + ... + 19131.
It is an arithmetic number, because the mean of its divisors is an integer number (1686560).
Almost surely, 257989568 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 57989568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94447360).
57989568 is an abundant number, since it is smaller than the sum of its proper divisors (130905152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57989568 is a wasteful number, since it uses less digits than its factorization.
57989568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3354 (or 3344 counting only the distinct ones).
The product of its digits is 5443200, while the sum is 57.
The square root of 57989568 is about 7615.0881807107. The cubic root of 57989568 is about 387.0644552086.
The spelling of 57989568 in words is "fifty-seven million, nine hundred eighty-nine thousand, five hundred sixty-eight".
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