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14204223 = 3211143477
BaseRepresentation
bin110110001011…
…110100111111
3222201122112100
4312023310333
512114013343
61224240143
7231506505
oct66136477
928648470
1014204223
118021930
124910053
132c34387
141c5a675
1513a89d3
hexd8bd3f

14204223 has 12 divisors (see below), whose sum is σ = 22382568. Its totient is φ = 8608560.

The previous prime is 14204219. The next prime is 14204237. The reversal of 14204223 is 32240241.

It is not a de Polignac number, because 14204223 - 22 = 14204219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14204196 and 14204205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14204243) 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, 71640 + ... + 71837.

It is an arithmetic number, because the mean of its divisors is an integer number (1865214).

Almost surely, 214204223 is an apocalyptic number.

14204223 is a deficient number, since it is larger than the sum of its proper divisors (8178345).

14204223 is a wasteful number, since it uses less digits than its factorization.

14204223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143494 (or 143491 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 14204223 is about 3768.8490285497. The cubic root of 14204223 is about 242.1804939465.

Adding to 14204223 its reverse (32240241), we get a palindrome (46444464).

The spelling of 14204223 in words is "fourteen million, two hundred four thousand, two hundred twenty-three".

Divisors: 1 3 9 11 33 99 143477 430431 1291293 1578247 4734741 14204223