Base | Representation |
---|---|
bin | 11101100001010… |
… | …111111100011001 |
3 | 1021111222020112022 |
4 | 131201113330121 |
5 | 2003243204324 |
6 | 121051424225 |
7 | 15162610412 |
oct | 3541277431 |
9 | 1244866468 |
10 | 495288089 |
11 | 2346392aa |
12 | 119a55075 |
13 | 7b7c549a |
14 | 49aca809 |
15 | 2d73705e |
hex | 1d857f19 |
495288089 has 2 divisors, whose sum is σ = 495288090. Its totient is φ = 495288088.
The previous prime is 495288019. The next prime is 495288133. The reversal of 495288089 is 980882594.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 493062025 + 2226064 = 22205^2 + 1492^2 .
It is a cyclic number.
It is not a de Polignac number, because 495288089 - 224 = 478510873 is a prime.
It is a super-2 number, since 2×4952880892 = 490620582210543842, which contains 22 as substring.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 495288089.
It is not a weakly prime, because it can be changed into another prime (495288019) 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, 247644044 + 247644045.
It is an arithmetic number, because the mean of its divisors is an integer number (247644045).
Almost surely, 2495288089 is an apocalyptic number.
It is an amenable number.
495288089 is a deficient number, since it is larger than the sum of its proper divisors (1).
495288089 is an equidigital number, since it uses as much as digits as its factorization.
495288089 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1658880, while the sum is 53.
The square root of 495288089 is about 22255.0688383568. The cubic root of 495288089 is about 791.1994219738.
The spelling of 495288089 in words is "four hundred ninety-five million, two hundred eighty-eight thousand, eighty-nine".
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