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14213223 = 324733601
BaseRepresentation
bin110110001110…
…000001100111
3222202002212200
4312032001213
512114310343
61224345543
7231544653
oct66160147
928662780
1014213223
118028672
1249152b3
132c384bb
141c5da63
1513ab4d3
hexd8e067

14213223 has 12 divisors (see below), whose sum is σ = 20967648. Its totient is φ = 9273600.

The previous prime is 14213209. The next prime is 14213231. The reversal of 14213223 is 32231241.

14213223 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14213223 - 25 = 14213191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14213196 and 14213205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14213293) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16378 + ... + 17223.

It is an arithmetic number, because the mean of its divisors is an integer number (1747304).

It is a self-describing number.

Almost surely, 214213223 is an apocalyptic number.

14213223 is a deficient number, since it is larger than the sum of its proper divisors (6754425).

14213223 is a wasteful number, since it uses less digits than its factorization.

14213223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33654 (or 33651 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 14213223 is about 3770.0428379529. The cubic root of 14213223 is about 242.2316328287.

Adding to 14213223 its reverse (32231241), we get a palindrome (46444464).

The spelling of 14213223 in words is "fourteen million, two hundred thirteen thousand, two hundred twenty-three".

Divisors: 1 3 9 47 141 423 33601 100803 302409 1579247 4737741 14213223