Base | Representation |
---|---|
bin | 1101110100101… |
… | …1011011001001 |
3 | 11001002201110021 |
4 | 3131023123021 |
5 | 104320334432 |
6 | 5430420441 |
7 | 1302553462 |
oct | 335133311 |
9 | 131081407 |
10 | 57980617 |
11 | 2a801772 |
12 | 17501721 |
13 | c020a76 |
14 | 79b3d69 |
15 | 5154697 |
hex | 374b6c9 |
57980617 has 2 divisors, whose sum is σ = 57980618. Its totient is φ = 57980616.
The previous prime is 57980597. The next prime is 57980621. The reversal of 57980617 is 71608975.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 53056656 + 4923961 = 7284^2 + 2219^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-57980617 is a prime.
It is not a weakly prime, because it can be changed into another prime (57980627) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28990308 + 28990309.
It is an arithmetic number, because the mean of its divisors is an integer number (28990309).
Almost surely, 257980617 is an apocalyptic number.
It is an amenable number.
57980617 is a deficient number, since it is larger than the sum of its proper divisors (1).
57980617 is an equidigital number, since it uses as much as digits as its factorization.
57980617 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 105840, while the sum is 43.
The square root of 57980617 is about 7614.5004432333. The cubic root of 57980617 is about 387.0445390275.
The spelling of 57980617 in words is "fifty-seven million, nine hundred eighty thousand, six hundred seventeen".
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