Base | Representation |
---|---|
bin | 110101011010110000… |
… | …110000001011001001 |
3 | 12111001022212222001220 |
4 | 311122300300023021 |
5 | 1414431432221041 |
6 | 42203302032253 |
7 | 4100240021106 |
oct | 653260601311 |
9 | 174038788056 |
10 | 57357304521 |
11 | 22363780910 |
12 | b148a18689 |
13 | 55410b885a |
14 | 2ac18d9aad |
15 | 175a73bd66 |
hex | d5ac302c9 |
57357304521 has 8 divisors (see below), whose sum is σ = 83428806624. Its totient is φ = 34762002720.
The previous prime is 57357304483. The next prime is 57357304553. The reversal of 57357304521 is 12540375375.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 57357304521 - 218 = 57357042377 is a prime.
It is not an unprimeable number, because it can be changed into a prime (57357305521) 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, 869050036 + ... + 869050101.
It is an arithmetic number, because the mean of its divisors is an integer number (10428600828).
Almost surely, 257357304521 is an apocalyptic number.
It is an amenable number.
57357304521 is a deficient number, since it is larger than the sum of its proper divisors (26071502103).
57357304521 is a wasteful number, since it uses less digits than its factorization.
57357304521 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1738100151.
The product of its (nonzero) digits is 441000, while the sum is 42.
Adding to 57357304521 its reverse (12540375375), we get a palindrome (69897679896).
The spelling of 57357304521 in words is "fifty-seven billion, three hundred fifty-seven million, three hundred four thousand, five hundred twenty-one".
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