Base | Representation |
---|---|
bin | 111101111111101… |
… | …0111100011010011 |
3 | 12100222021120102202 |
4 | 1323333113203103 |
5 | 13230013142412 |
6 | 542230033415 |
7 | 102356325404 |
oct | 17377274323 |
9 | 5328246382 |
10 | 2080209107 |
11 | 978250989 |
12 | 4a07a886b |
13 | 271c7b982 |
14 | 15a3b79ab |
15 | c29583c2 |
hex | 7bfd78d3 |
2080209107 has 2 divisors, whose sum is σ = 2080209108. Its totient is φ = 2080209106.
The previous prime is 2080209071. The next prime is 2080209211. The reversal of 2080209107 is 7019020802.
It is a happy number.
Together with previous prime (2080209071) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2080209107 - 210 = 2080208083 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2080209107.
It is not a weakly prime, because it can be changed into another prime (2080209407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1040104553 + 1040104554.
It is an arithmetic number, because the mean of its divisors is an integer number (1040104554).
Almost surely, 22080209107 is an apocalyptic number.
2080209107 is a deficient number, since it is larger than the sum of its proper divisors (1).
2080209107 is an equidigital number, since it uses as much as digits as its factorization.
2080209107 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2016, while the sum is 29.
The square root of 2080209107 is about 45609.3094334918. The cubic root of 2080209107 is about 1276.5436348234.
Adding to 2080209107 its reverse (7019020802), we get a palindrome (9099229909).
The spelling of 2080209107 in words is "two billion, eighty million, two hundred nine thousand, one hundred seven".
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