Base | Representation |
---|---|
bin | 110110001111… |
… | …011000111011 |
3 | 222202101112122 |
4 | 312033120323 |
5 | 12120000221 |
6 | 1224431455 |
7 | 231600155 |
oct | 66173073 |
9 | 28671478 |
10 | 14218811 |
11 | 8031892 |
12 | 491858b |
13 | 2c3abc9 |
14 | 1c61ad5 |
15 | 13aceab |
hex | d8f63b |
14218811 has 2 divisors, whose sum is σ = 14218812. Its totient is φ = 14218810.
The previous prime is 14218777. The next prime is 14218829. The reversal of 14218811 is 11881241.
It is a strong prime.
It is an emirp because it is prime and its reverse (11881241) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 14218811 - 210 = 14217787 is a prime.
It is not a weakly prime, because it can be changed into another prime (14218861) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7109405 + 7109406.
It is an arithmetic number, because the mean of its divisors is an integer number (7109406).
Almost surely, 214218811 is an apocalyptic number.
14218811 is a deficient number, since it is larger than the sum of its proper divisors (1).
14218811 is an equidigital number, since it uses as much as digits as its factorization.
14218811 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 512, while the sum is 26.
The square root of 14218811 is about 3770.7838707622. The cubic root of 14218811 is about 242.2633735303.
The spelling of 14218811 in words is "fourteen million, two hundred eighteen thousand, eight hundred eleven".
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