Base | Representation |
---|---|
bin | 1101101000001… |
… | …0110101100100 |
3 | 10222112222102110 |
4 | 3122002311210 |
5 | 104113042022 |
6 | 5401041020 |
7 | 1262562231 |
oct | 332026544 |
9 | 128488373 |
10 | 57159012 |
11 | 2a2a0459 |
12 | 17186170 |
13 | bac3b01 |
14 | 783c788 |
15 | 504100c |
hex | 3682d64 |
57159012 has 24 divisors (see below), whose sum is σ = 133520800. Its totient is φ = 19031616.
The previous prime is 57158999. The next prime is 57159019. The reversal of 57159012 is 21095175.
It is a super-2 number, since 2×571590122 = 6534305305632288, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (57159019) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11439 + ... + 15657.
Almost surely, 257159012 is an apocalyptic number.
It is an amenable number.
57159012 is an abundant number, since it is smaller than the sum of its proper divisors (76361788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57159012 is a wasteful number, since it uses less digits than its factorization.
57159012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5355 (or 5353 counting only the distinct ones).
The product of its (nonzero) digits is 3150, while the sum is 30.
The square root of 57159012 is about 7560.3579280349. The cubic root of 57159012 is about 385.2076509556.
The spelling of 57159012 in words is "fifty-seven million, one hundred fifty-nine thousand, twelve".
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