Base | Representation |
---|---|
bin | 1101100111100… |
… | …1010101110101 |
3 | 10222111000001220 |
4 | 3121321111311 |
5 | 104110320432 |
6 | 5400140553 |
7 | 1262340645 |
oct | 331712565 |
9 | 128430056 |
10 | 57120117 |
11 | 2a27420a |
12 | 17167759 |
13 | baac1b2 |
14 | 782c525 |
15 | 503472c |
hex | 3679575 |
57120117 has 4 divisors (see below), whose sum is σ = 76160160. Its totient is φ = 38080076.
The previous prime is 57120103. The next prime is 57120163. The reversal of 57120117 is 71102175.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 57120117 - 28 = 57119861 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57124117) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9520017 + ... + 9520022.
It is an arithmetic number, because the mean of its divisors is an integer number (19040040).
Almost surely, 257120117 is an apocalyptic number.
It is an amenable number.
57120117 is a deficient number, since it is larger than the sum of its proper divisors (19040043).
57120117 is a wasteful number, since it uses less digits than its factorization.
57120117 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19040042.
The product of its (nonzero) digits is 490, while the sum is 24.
The square root of 57120117 is about 7557.7851914433. The cubic root of 57120117 is about 385.1202570303.
The spelling of 57120117 in words is "fifty-seven million, one hundred twenty thousand, one hundred seventeen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •