Base | Representation |
---|---|
bin | 111100001001011… |
… | …100100010100111 |
3 | 2121022211001112022 |
4 | 330021130202213 |
5 | 4031312443114 |
6 | 244044413355 |
7 | 34002200132 |
oct | 7411344247 |
9 | 2538731468 |
10 | 1009109159 |
11 | 478685713 |
12 | 241b4725b |
13 | 1310a9416 |
14 | 9803d219 |
15 | 5d8d048e |
hex | 3c25c8a7 |
1009109159 has 2 divisors, whose sum is σ = 1009109160. Its totient is φ = 1009109158.
The previous prime is 1009109141. The next prime is 1009109161. The reversal of 1009109159 is 9519019001.
1009109159 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is an emirp because it is prime and its reverse (9519019001) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1009109159 - 212 = 1009105063 is a prime.
Together with 1009109161, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1009109359) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504554579 + 504554580.
It is an arithmetic number, because the mean of its divisors is an integer number (504554580).
Almost surely, 21009109159 is an apocalyptic number.
1009109159 is a deficient number, since it is larger than the sum of its proper divisors (1).
1009109159 is an equidigital number, since it uses as much as digits as its factorization.
1009109159 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3645, while the sum is 35.
The square root of 1009109159 is about 31766.4785426399. The cubic root of 1009109159 is about 1003.0272130672.
The spelling of 1009109159 in words is "one billion, nine million, one hundred nine thousand, one hundred fifty-nine".
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