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14444223 = 326318307
BaseRepresentation
bin110111000110…
…011010111111
31000011211202020
4313012122333
512144203343
61233331223
7233526303
oct67063277
930154666
1014444223
118176182
124a06b13
132cb96a1
141cbdd03
151404b83
hexdc66bf

14444223 has 8 divisors (see below), whose sum is σ = 19333248. Its totient is φ = 9592344.

The previous prime is 14444219. The next prime is 14444239. The reversal of 14444223 is 32244441.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14444223 - 22 = 14444219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14444193 and 14444202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14444263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8365 + ... + 9942.

It is an arithmetic number, because the mean of its divisors is an integer number (2416656).

Almost surely, 214444223 is an apocalyptic number.

14444223 is a deficient number, since it is larger than the sum of its proper divisors (4889025).

14444223 is a wasteful number, since it uses less digits than its factorization.

14444223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18573.

The product of its digits is 3072, while the sum is 24.

The square root of 14444223 is about 3800.5556172749. Note that the first 3 decimals coincide. The cubic root of 14444223 is about 243.5368745868.

Adding to 14444223 its reverse (32244441), we get a palindrome (46688664).

The spelling of 14444223 in words is "fourteen million, four hundred forty-four thousand, two hundred twenty-three".

Divisors: 1 3 263 789 18307 54921 4814741 14444223