Base | Representation |
---|---|
bin | 110110010000… |
… | …100100001111 |
3 | 222202122011011 |
4 | 312100210033 |
5 | 12120124011 |
6 | 1224510051 |
7 | 231620212 |
oct | 66204417 |
9 | 28678134 |
10 | 14223631 |
11 | 8035474 |
12 | 491b327 |
13 | 2c40166 |
14 | 1c63779 |
15 | 13ae621 |
hex | d9090f |
14223631 has 4 divisors (see below), whose sum is σ = 14435992. Its totient is φ = 14011272.
The previous prime is 14223613. The next prime is 14223653. The reversal of 14223631 is 13632241.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 14223631 - 211 = 14221583 is a prime.
It is a super-2 number, since 2×142236312 = 404623357648322, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14223691) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106080 + ... + 106213.
It is an arithmetic number, because the mean of its divisors is an integer number (3608998).
Almost surely, 214223631 is an apocalyptic number.
14223631 is a deficient number, since it is larger than the sum of its proper divisors (212361).
14223631 is an equidigital number, since it uses as much as digits as its factorization.
14223631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 212360.
The product of its digits is 864, while the sum is 22.
The square root of 14223631 is about 3771.4229410131. The cubic root of 14223631 is about 242.2907451941.
Adding to 14223631 its reverse (13632241), we get a palindrome (27855872).
The spelling of 14223631 in words is "fourteen million, two hundred twenty-three thousand, six hundred thirty-one".
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