Base | Representation |
---|---|
bin | 1010101101100100101011 |
3 | 12021122222222 |
4 | 22231210223 |
5 | 1204324412 |
6 | 140104255 |
7 | 32603621 |
oct | 12554453 |
9 | 5248888 |
10 | 2808107 |
11 | 1648855 |
12 | b3508b |
13 | 774203 |
14 | 531511 |
15 | 3a7072 |
hex | 2ad92b |
2808107 has 2 divisors, whose sum is σ = 2808108. Its totient is φ = 2808106.
The previous prime is 2808101. The next prime is 2808119. The reversal of 2808107 is 7018082.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2808107 - 28 = 2807851 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (2808101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1404053 + 1404054.
It is an arithmetic number, because the mean of its divisors is an integer number (1404054).
22808107 is an apocalyptic number.
2808107 is a deficient number, since it is larger than the sum of its proper divisors (1).
2808107 is an equidigital number, since it uses as much as digits as its factorization.
2808107 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 896, while the sum is 26.
The square root of 2808107 is about 1675.7407317363. The cubic root of 2808107 is about 141.0818732121.
The spelling of 2808107 in words is "two million, eight hundred eight thousand, one hundred seven".
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