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14043213 = 3557791
BaseRepresentation
bin110101100100…
…100001001101
3222102110200000
4311210201031
512043340323
61220554513
7230236212
oct65444115
928373600
1014043213
117a21968
124852a39
132ba8cc2
141c17b09
151375e43
hexd6484d

14043213 has 12 divisors (see below), whose sum is σ = 21036288. Its totient is φ = 9361980.

The previous prime is 14043203. The next prime is 14043269. The reversal of 14043213 is 31234041.

It is not a de Polignac number, because 14043213 - 26 = 14043149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14043203) 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 11 ways as a sum of consecutive naturals, for example, 28653 + ... + 29138.

It is an arithmetic number, because the mean of its divisors is an integer number (1753024).

Almost surely, 214043213 is an apocalyptic number.

It is an amenable number.

14043213 is a deficient number, since it is larger than the sum of its proper divisors (6993075).

14043213 is an frugal number, since it uses more digits than its factorization.

14043213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57806 (or 57794 counting only the distinct ones).

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

The square root of 14043213 is about 3747.4275176446. The cubic root of 14043213 is about 241.2619466642.

Adding to 14043213 its reverse (31234041), we get a palindrome (45277254).

The spelling of 14043213 in words is "fourteen million, forty-three thousand, two hundred thirteen".

Divisors: 1 3 9 27 81 243 57791 173373 520119 1560357 4681071 14043213