Base | Representation |
---|---|
bin | 1101100111011… |
… | …0011100001110 |
3 | 10222110101202221 |
4 | 3121312130032 |
5 | 104104430423 |
6 | 5400005554 |
7 | 1262261215 |
oct | 331663416 |
9 | 128411687 |
10 | 57108238 |
11 | 2a2662a0 |
12 | 171608ba |
13 | baa6975 |
14 | 782807c |
15 | 5030e5d |
hex | 367670e |
57108238 has 16 divisors (see below), whose sum is σ = 93595824. Its totient is φ = 25917760.
The previous prime is 57108223. The next prime is 57108269. The reversal of 57108238 is 83280175.
It is a super-2 number, since 2×571082382 = 6522701694929288, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15906 + ... + 19162.
It is an arithmetic number, because the mean of its divisors is an integer number (5849739).
Almost surely, 257108238 is an apocalyptic number.
57108238 is a deficient number, since it is larger than the sum of its proper divisors (36487586).
57108238 is a wasteful number, since it uses less digits than its factorization.
57108238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4067.
The product of its (nonzero) digits is 13440, while the sum is 34.
The square root of 57108238 is about 7556.9992721979. Note that the first 3 decimals coincide. The cubic root of 57108238 is about 385.0935579679.
The spelling of 57108238 in words is "fifty-seven million, one hundred eight thousand, two hundred thirty-eight".
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