Base | Representation |
---|---|
bin | 10000111000111111… |
… | …11111000111001001 |
3 | 212101222012021102102 |
4 | 20130133333013021 |
5 | 122032412102414 |
6 | 4055452243145 |
7 | 440500264466 |
oct | 103437770711 |
9 | 25358167372 |
10 | 9068081609 |
11 | 3933771a24 |
12 | 1910a704b5 |
13 | b168c9882 |
14 | 62049866d |
15 | 381178ede |
hex | 21c7ff1c9 |
9068081609 has 2 divisors, whose sum is σ = 9068081610. Its totient is φ = 9068081608.
The previous prime is 9068081579. The next prime is 9068081621. The reversal of 9068081609 is 9061808609.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 5814520009 + 3253561600 = 76253^2 + 57040^2 .
It is a cyclic number.
It is not a de Polignac number, because 9068081609 - 220 = 9067033033 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (9068081669) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4534040804 + 4534040805.
It is an arithmetic number, because the mean of its divisors is an integer number (4534040805).
Almost surely, 29068081609 is an apocalyptic number.
It is an amenable number.
9068081609 is a deficient number, since it is larger than the sum of its proper divisors (1).
9068081609 is an equidigital number, since it uses as much as digits as its factorization.
9068081609 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 186624, while the sum is 47.
The square root of 9068081609 is about 95226.4753574341. The cubic root of 9068081609 is about 2085.3156696264.
The spelling of 9068081609 in words is "nine billion, sixty-eight million, eighty-one thousand, six hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •