Base | Representation |
---|---|
bin | 111100000000010… |
… | …0110010011011001 |
3 | 12012022121110212011 |
4 | 1320000212103121 |
5 | 13110414012214 |
6 | 531442345521 |
7 | 100615545226 |
oct | 17000462331 |
9 | 5168543764 |
10 | 2013422809 |
11 | 9435853a2 |
12 | 48235b2a1 |
13 | 261196b58 |
14 | 15159094d |
15 | bbb64ac4 |
hex | 780264d9 |
2013422809 has 2 divisors, whose sum is σ = 2013422810. Its totient is φ = 2013422808.
The previous prime is 2013422797. The next prime is 2013422819. The reversal of 2013422809 is 9082243102.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1880089600 + 133333209 = 43360^2 + 11547^2 .
It is a cyclic number.
It is not a de Polignac number, because 2013422809 - 27 = 2013422681 is a prime.
It is not a weakly prime, because it can be changed into another prime (2013422819) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006711404 + 1006711405.
It is an arithmetic number, because the mean of its divisors is an integer number (1006711405).
Almost surely, 22013422809 is an apocalyptic number.
It is an amenable number.
2013422809 is a deficient number, since it is larger than the sum of its proper divisors (1).
2013422809 is an equidigital number, since it uses as much as digits as its factorization.
2013422809 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 2013422809 is about 44871.1801605440. The cubic root of 2013422809 is about 1262.7333809511.
The spelling of 2013422809 in words is "two billion, thirteen million, four hundred twenty-two thousand, eight hundred nine".
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