Base | Representation |
---|---|
bin | 1101101001010… |
… | …1011001101001 |
3 | 10222200211201122 |
4 | 3122111121221 |
5 | 104123010144 |
6 | 5402425025 |
7 | 1263330014 |
oct | 332253151 |
9 | 128624648 |
10 | 57235049 |
11 | 2a3425a3 |
12 | 17202175 |
13 | bb1c5c1 |
14 | 785c37b |
15 | 50587ee |
hex | 3695669 |
57235049 has 16 divisors (see below), whose sum is σ = 62208000. Its totient is φ = 52485264.
The previous prime is 57235043. The next prime is 57235091. The reversal of 57235049 is 94053275.
57235049 = T102 + T103 + ... + T700.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-57235049 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57235043) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95252 + ... + 95850.
It is an arithmetic number, because the mean of its divisors is an integer number (3888000).
Almost surely, 257235049 is an apocalyptic number.
It is an amenable number.
57235049 is a deficient number, since it is larger than the sum of its proper divisors (4972951).
57235049 is a wasteful number, since it uses less digits than its factorization.
57235049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 772.
The product of its (nonzero) digits is 37800, while the sum is 35.
The square root of 57235049 is about 7565.3849208087. The cubic root of 57235049 is about 385.3783855130.
The spelling of 57235049 in words is "fifty-seven million, two hundred thirty-five thousand, forty-nine".
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