Base | Representation |
---|---|
bin | 10000000110011… |
… | …110111111111001 |
3 | 200211022021221201 |
4 | 100012132333321 |
5 | 1023123312124 |
6 | 42445534201 |
7 | 6460053304 |
oct | 2006367771 |
9 | 624267851 |
10 | 270135289 |
11 | 129536706 |
12 | 76574361 |
13 | 43c72588 |
14 | 27c3bb3b |
15 | 18ab0144 |
hex | 1019eff9 |
270135289 has 2 divisors, whose sum is σ = 270135290. Its totient is φ = 270135288.
The previous prime is 270135263. The next prime is 270135317. The reversal of 270135289 is 982531072.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 249387264 + 20748025 = 15792^2 + 4555^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-270135289 is a prime.
It is a super-2 number, since 2×2701352892 = 145946148726227042, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (270135889) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135067644 + 135067645.
It is an arithmetic number, because the mean of its divisors is an integer number (135067645).
Almost surely, 2270135289 is an apocalyptic number.
It is an amenable number.
270135289 is a deficient number, since it is larger than the sum of its proper divisors (1).
270135289 is an equidigital number, since it uses as much as digits as its factorization.
270135289 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 30240, while the sum is 37.
The square root of 270135289 is about 16435.7929227646. The cubic root of 270135289 is about 646.4383413228.
The spelling of 270135289 in words is "two hundred seventy million, one hundred thirty-five thousand, two hundred eighty-nine".
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