Base | Representation |
---|---|
bin | 1101101011001… |
… | …0110000011001 |
3 | 10222220221122222 |
4 | 3122302300121 |
5 | 104140332124 |
6 | 5405153425 |
7 | 1264340405 |
oct | 332626031 |
9 | 128827588 |
10 | 57355289 |
11 | 2a414972 |
12 | 1725b875 |
13 | bb62254 |
14 | 7890105 |
15 | 507e25e |
hex | 36b2c19 |
57355289 has 2 divisors, whose sum is σ = 57355290. Its totient is φ = 57355288.
The previous prime is 57355273. The next prime is 57355313. The reversal of 57355289 is 98255375.
57355289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 53173264 + 4182025 = 7292^2 + 2045^2 .
It is a cyclic number.
It is not a de Polignac number, because 57355289 - 24 = 57355273 is a prime.
It is not a weakly prime, because it can be changed into another prime (57351289) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28677644 + 28677645.
It is an arithmetic number, because the mean of its divisors is an integer number (28677645).
Almost surely, 257355289 is an apocalyptic number.
It is an amenable number.
57355289 is a deficient number, since it is larger than the sum of its proper divisors (1).
57355289 is an equidigital number, since it uses as much as digits as its factorization.
57355289 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 378000, while the sum is 44.
The square root of 57355289 is about 7573.3274721221. The cubic root of 57355289 is about 385.6480657565.
The spelling of 57355289 in words is "fifty-seven million, three hundred fifty-five thousand, two hundred eighty-nine".
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