Base | Representation |
---|---|
bin | 1101101001001… |
… | …1000101101001 |
3 | 10222200100201211 |
4 | 3122103011221 |
5 | 104122204302 |
6 | 5402313121 |
7 | 1263260263 |
oct | 332230551 |
9 | 128610654 |
10 | 57225577 |
11 | 2a336472 |
12 | 171b87a1 |
13 | bb181b6 |
14 | 7858b33 |
15 | 5055ad7 |
hex | 3693169 |
57225577 has 2 divisors, whose sum is σ = 57225578. Its totient is φ = 57225576.
The previous prime is 57225563. The next prime is 57225593. The reversal of 57225577 is 77552275.
It is a happy number.
57225577 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., 56791296 + 434281 = 7536^2 + 659^2 .
It is a cyclic number.
It is not a de Polignac number, because 57225577 - 215 = 57192809 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (57225277) 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, 28612788 + 28612789.
It is an arithmetic number, because the mean of its divisors is an integer number (28612789).
Almost surely, 257225577 is an apocalyptic number.
It is an amenable number.
57225577 is a deficient number, since it is larger than the sum of its proper divisors (1).
57225577 is an equidigital number, since it uses as much as digits as its factorization.
57225577 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 171500, while the sum is 40.
The square root of 57225577 is about 7564.7588857808. The cubic root of 57225577 is about 385.3571251984.
The spelling of 57225577 in words is "fifty-seven million, two hundred twenty-five thousand, five hundred seventy-seven".
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