Base | Representation |
---|---|
bin | 101111000010… |
… | …010110110011 |
3 | 212012110011012 |
4 | 233002112303 |
5 | 11124033134 |
6 | 1120141135 |
7 | 206543513 |
oct | 57022663 |
9 | 25173135 |
10 | 12330419 |
11 | 6a62032 |
12 | 41677ab |
13 | 272950a |
14 | 18cd843 |
15 | 11386ce |
hex | bc25b3 |
12330419 has 2 divisors, whose sum is σ = 12330420. Its totient is φ = 12330418.
The previous prime is 12330401. The next prime is 12330421. The reversal of 12330419 is 91403321.
It is a strong prime.
It is an emirp because it is prime and its reverse (91403321) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12330419 - 28 = 12330163 is a prime.
It is a super-2 number, since 2×123304192 = 304078465431122, which contains 22 as substring.
Together with 12330421, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 12330394 and 12330403.
It is not a weakly prime, because it can be changed into another prime (12330719) 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, 6165209 + 6165210.
It is an arithmetic number, because the mean of its divisors is an integer number (6165210).
Almost surely, 212330419 is an apocalyptic number.
12330419 is a deficient number, since it is larger than the sum of its proper divisors (1).
12330419 is an equidigital number, since it uses as much as digits as its factorization.
12330419 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 12330419 is about 3511.4696353521. The cubic root of 12330419 is about 231.0251592069.
The spelling of 12330419 in words is "twelve million, three hundred thirty thousand, four hundred nineteen".
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