Base | Representation |
---|---|
bin | 1111000011001110… |
… | …11001010010011011 |
3 | 202212010021001211212 |
4 | 13201213121102123 |
5 | 113022010334331 |
6 | 3413442013335 |
7 | 404143203242 |
oct | 74147312233 |
9 | 22763231755 |
10 | 8080168091 |
11 | 3477053976 |
12 | 169604724b |
13 | 9ba031b68 |
14 | 5691b5959 |
15 | 324583d2b |
hex | 1e19d949b |
8080168091 has 2 divisors, whose sum is σ = 8080168092. Its totient is φ = 8080168090.
The previous prime is 8080168079. The next prime is 8080168219. The reversal of 8080168091 is 1908610808.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 8080168091 - 26 = 8080168027 is a prime.
It is not a weakly prime, because it can be changed into another prime (8080168001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4040084045 + 4040084046.
It is an arithmetic number, because the mean of its divisors is an integer number (4040084046).
Almost surely, 28080168091 is an apocalyptic number.
8080168091 is a deficient number, since it is larger than the sum of its proper divisors (1).
8080168091 is an equidigital number, since it uses as much as digits as its factorization.
8080168091 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 27648, while the sum is 41.
The square root of 8080168091 is about 89889.7552060300. The cubic root of 8080168091 is about 2006.6584819585.
Adding to 8080168091 its reverse (1908610808), we get a palindrome (9988778899).
The spelling of 8080168091 in words is "eight billion, eighty million, one hundred sixty-eight thousand, ninety-one".
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