Base | Representation |
---|---|
bin | 1101101000110… |
… | …1001000101101 |
3 | 10222122010021212 |
4 | 3122031020231 |
5 | 104120414242 |
6 | 5402004205 |
7 | 1263126224 |
oct | 332151055 |
9 | 128563255 |
10 | 57201197 |
11 | 2a31a119 |
12 | 171a6665 |
13 | bb0a081 |
14 | 784dcbb |
15 | 504d782 |
hex | 368d22d |
57201197 has 2 divisors, whose sum is σ = 57201198. Its totient is φ = 57201196.
The previous prime is 57201187. The next prime is 57201211. The reversal of 57201197 is 79110275.
57201197 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., 56942116 + 259081 = 7546^2 + 509^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-57201197 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (57201127) 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, 28600598 + 28600599.
It is an arithmetic number, because the mean of its divisors is an integer number (28600599).
Almost surely, 257201197 is an apocalyptic number.
It is an amenable number.
57201197 is a deficient number, since it is larger than the sum of its proper divisors (1).
57201197 is an equidigital number, since it uses as much as digits as its factorization.
57201197 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4410, while the sum is 32.
The square root of 57201197 is about 7563.1472946122. The cubic root of 57201197 is about 385.3023924389.
The spelling of 57201197 in words is "fifty-seven million, two hundred one thousand, one hundred ninety-seven".
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