Base | Representation |
---|---|
bin | 101110101001… |
… | …111100010011 |
3 | 212000100222111 |
4 | 232221330103 |
5 | 11112333134 |
6 | 1114050151 |
7 | 205646125 |
oct | 56517423 |
9 | 25010874 |
10 | 12230419 |
11 | 69a3993 |
12 | 4119957 |
13 | 26c2b46 |
14 | 18a5215 |
15 | 1118c64 |
hex | ba9f13 |
12230419 has 2 divisors, whose sum is σ = 12230420. Its totient is φ = 12230418.
The previous prime is 12230417. The next prime is 12230441. The reversal of 12230419 is 91403221.
12230419 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an a-pointer prime, because the next prime (12230441) can be obtained adding 12230419 to its sum of digits (22).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12230419 - 21 = 12230417 is a prime.
It is a super-2 number, since 2×122304192 = 299166297831122, which contains 22 as substring.
Together with 12230417, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 12230419.
It is not a weakly prime, because it can be changed into another prime (12230417) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115209 + 6115210.
It is an arithmetic number, because the mean of its divisors is an integer number (6115210).
Almost surely, 212230419 is an apocalyptic number.
12230419 is a deficient number, since it is larger than the sum of its proper divisors (1).
12230419 is an equidigital number, since it uses as much as digits as its factorization.
12230419 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 22.
The square root of 12230419 is about 3497.2015955618. The cubic root of 12230419 is about 230.3989233147.
The spelling of 12230419 in words is "twelve million, two hundred thirty thousand, four hundred nineteen".
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