Base | Representation |
---|---|
bin | 110110000011… |
… | …001011101001 |
3 | 222122211221201 |
4 | 312003023221 |
5 | 12111400214 |
6 | 1223404201 |
7 | 231301324 |
oct | 66031351 |
9 | 28584851 |
10 | 14168809 |
11 | 7aa8266 |
12 | 48b3661 |
13 | 2c21215 |
14 | 1c4b7bb |
15 | 139d274 |
hex | d832e9 |
14168809 has 2 divisors, whose sum is σ = 14168810. Its totient is φ = 14168808.
The previous prime is 14168807. The next prime is 14168867. The reversal of 14168809 is 90886141.
It is a happy number.
14168809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12581209 + 1587600 = 3547^2 + 1260^2 .
It is a cyclic number.
It is not a de Polignac number, because 14168809 - 21 = 14168807 is a prime.
It is a super-3 number, since 3×141688093 (a number of 22 digits) contains 333 as substring.
Together with 14168807, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (14168807) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7084404 + 7084405.
It is an arithmetic number, because the mean of its divisors is an integer number (7084405).
Almost surely, 214168809 is an apocalyptic number.
It is an amenable number.
14168809 is a deficient number, since it is larger than the sum of its proper divisors (1).
14168809 is an equidigital number, since it uses as much as digits as its factorization.
14168809 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 13824, while the sum is 37.
The square root of 14168809 is about 3764.1478451304. The cubic root of 14168809 is about 241.9790581336.
The spelling of 14168809 in words is "fourteen million, one hundred sixty-eight thousand, eight hundred nine".
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