Base | Representation |
---|---|
bin | 1101100101110… |
… | …1001010010101 |
3 | 10222021010201221 |
4 | 3121131022111 |
5 | 104043122233 |
6 | 5353450341 |
7 | 1261350304 |
oct | 331351225 |
9 | 128233657 |
10 | 57004693 |
11 | 2a1a5519 |
12 | 171109b1 |
13 | ba6b7b5 |
14 | 77dc43b |
15 | 501042d |
hex | 365d295 |
57004693 has 8 divisors (see below), whose sum is σ = 60851520. Its totient is φ = 53242560.
The previous prime is 57004687. The next prime is 57004721. The reversal of 57004693 is 39640075.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-57004693 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57007693) 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, 19780 + ... + 22477.
It is an arithmetic number, because the mean of its divisors is an integer number (7606440).
Almost surely, 257004693 is an apocalyptic number.
It is an amenable number.
57004693 is a deficient number, since it is larger than the sum of its proper divisors (3846827).
57004693 is a wasteful number, since it uses less digits than its factorization.
57004693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42347.
The product of its (nonzero) digits is 22680, while the sum is 34.
The square root of 57004693 is about 7550.1452303913. The cubic root of 57004693 is about 384.8606748354.
The spelling of 57004693 in words is "fifty-seven million, four thousand, six hundred ninety-three".
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