Base | Representation |
---|---|
bin | 1101101111100… |
… | …01110010110001 |
3 | 22000221002112002 |
4 | 12313301302301 |
5 | 214003111134 |
6 | 15234543345 |
7 | 2566623236 |
oct | 667616261 |
9 | 260832462 |
10 | 115285169 |
11 | 5a0914aa |
12 | 32737b55 |
13 | 1ab65b9c |
14 | 1144d78d |
15 | a1c387e |
hex | 6df1cb1 |
115285169 has 2 divisors, whose sum is σ = 115285170. Its totient is φ = 115285168.
The previous prime is 115285151. The next prime is 115285189. The reversal of 115285169 is 961582511.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 115240225 + 44944 = 10735^2 + 212^2 .
It is a cyclic number.
It is not a de Polignac number, because 115285169 - 220 = 114236593 is a prime.
It is a super-2 number, since 2×1152851692 = 26581340382717122, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (115285189) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57642584 + 57642585.
It is an arithmetic number, because the mean of its divisors is an integer number (57642585).
Almost surely, 2115285169 is an apocalyptic number.
It is an amenable number.
115285169 is a deficient number, since it is larger than the sum of its proper divisors (1).
115285169 is an equidigital number, since it uses as much as digits as its factorization.
115285169 is an evil number, because the sum of its binary digits is even.
The product of its digits is 21600, while the sum is 38.
The square root of 115285169 is about 10737.0931354813. The cubic root of 115285169 is about 486.6960410013.
The spelling of 115285169 in words is "one hundred fifteen million, two hundred eighty-five thousand, one hundred sixty-nine".
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