Base | Representation |
---|---|
bin | 1101101000010… |
… | …1110010100001 |
3 | 10222120121000100 |
4 | 3122011302201 |
5 | 104113433410 |
6 | 5401213013 |
7 | 1262642415 |
oct | 332056241 |
9 | 128517010 |
10 | 57171105 |
11 | 2a2a9552 |
12 | 17191169 |
13 | bac9474 |
14 | 7842d45 |
15 | 50448c0 |
hex | 3685ca1 |
57171105 has 24 divisors (see below), whose sum is σ = 101777832. Its totient is φ = 29666304.
The previous prime is 57171089. The next prime is 57171113. The reversal of 57171105 is 50117175.
It can be written as a sum of positive squares in 4 ways, for example, as 14085009 + 43086096 = 3753^2 + 6564^2 .
It is not a de Polignac number, because 57171105 - 24 = 57171089 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15504 + ... + 18833.
It is an arithmetic number, because the mean of its divisors is an integer number (4240743).
Almost surely, 257171105 is an apocalyptic number.
It is an amenable number.
57171105 is a deficient number, since it is larger than the sum of its proper divisors (44606727).
57171105 is a wasteful number, since it uses less digits than its factorization.
57171105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34385 (or 34382 counting only the distinct ones).
The product of its (nonzero) digits is 1225, while the sum is 27.
The square root of 57171105 is about 7561.1576494608. The cubic root of 57171105 is about 385.2348148707.
The spelling of 57171105 in words is "fifty-seven million, one hundred seventy-one thousand, one hundred five".
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