Base | Representation |
---|---|
bin | 111110110101100… |
… | …1010111010100001 |
3 | 12102221110022120122 |
4 | 1331223022322201 |
5 | 13304232001042 |
6 | 545115450025 |
7 | 103151455433 |
oct | 17553127241 |
9 | 5387408518 |
10 | 2108468897 |
11 | 9921a2987 |
12 | 4aa156915 |
13 | 277a94842 |
14 | 160052653 |
15 | c518b7d2 |
hex | 7dacaea1 |
2108468897 has 2 divisors, whose sum is σ = 2108468898. Its totient is φ = 2108468896.
The previous prime is 2108468891. The next prime is 2108468909. The reversal of 2108468897 is 7988648012.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1642599841 + 465869056 = 40529^2 + 21584^2 .
It is a cyclic number.
It is not a de Polignac number, because 2108468897 - 24 = 2108468881 is a prime.
It is not a weakly prime, because it can be changed into another prime (2108468891) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1054234448 + 1054234449.
It is an arithmetic number, because the mean of its divisors is an integer number (1054234449).
Almost surely, 22108468897 is an apocalyptic number.
It is an amenable number.
2108468897 is a deficient number, since it is larger than the sum of its proper divisors (1).
2108468897 is an equidigital number, since it uses as much as digits as its factorization.
2108468897 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1548288, while the sum is 53.
The square root of 2108468897 is about 45918.0672175997. The cubic root of 2108468897 is about 1282.2982994157.
The spelling of 2108468897 in words is "two billion, one hundred eight million, four hundred sixty-eight thousand, eight hundred ninety-seven".
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