Base | Representation |
---|---|
bin | 110110010000… |
… | …100001000000 |
3 | 222202121212111 |
4 | 312100201000 |
5 | 12120122144 |
6 | 1224505104 |
7 | 231616465 |
oct | 66204100 |
9 | 28677774 |
10 | 14223424 |
11 | 80352a6 |
12 | 491b194 |
13 | 2c40037 |
14 | 1c6366c |
15 | 13ae534 |
hex | d90840 |
14223424 has 42 divisors (see below), whose sum is σ = 30021530. Its totient is φ = 6684672.
The previous prime is 14223421. The next prime is 14223437. The reversal of 14223424 is 42432241.
It is a happy number.
14223424 is nontrivially palindromic in base 12.
It can be written as a sum of positive squares in 3 ways, for example, as 4981824 + 9241600 = 2232^2 + 3040^2 .
It is a junction number, because it is equal to n+sod(n) for n = 14223395 and 14223404.
It is not an unprimeable number, because it can be changed into a prime (14223421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18112 + ... + 18880.
Almost surely, 214223424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 14223424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15010765).
14223424 is an abundant number, since it is smaller than the sum of its proper divisors (15798106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14223424 is an equidigital number, since it uses as much as digits as its factorization.
14223424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 815 (or 788 counting only the distinct ones).
The product of its digits is 1536, while the sum is 22.
The square root of 14223424 is about 3771.3954976905. The cubic root of 14223424 is about 242.2895698161.
Adding to 14223424 its reverse (42432241), we get a palindrome (56655665).
The spelling of 14223424 in words is "fourteen million, two hundred twenty-three thousand, four hundred twenty-four".
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