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14214213 = 3213313919
BaseRepresentation
bin110110001110…
…010001000101
3222202011020100
4312032101011
512114323323
61224354313
7231550566
oct66162105
928664210
1014214213
118029392
124915999
132c38aa0
141c6016d
1513ab943
hexd8e445

14214213 has 24 divisors (see below), whose sum is σ = 22830080. Its totient is φ = 8462880.

The previous prime is 14214203. The next prime is 14214289. The reversal of 14214213 is 31241241.

It is not a de Polignac number, because 14214213 - 25 = 14214181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14214203) 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 23 ways as a sum of consecutive naturals, for example, 1668 + ... + 5586.

Almost surely, 214214213 is an apocalyptic number.

14214213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

14214213 is a deficient number, since it is larger than the sum of its proper divisors (8615867).

14214213 is a wasteful number, since it uses less digits than its factorization.

14214213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3969 (or 3966 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 14214213 is about 3770.1741339095. The cubic root of 14214213 is about 242.2372567877.

Adding to 14214213 its reverse (31241241), we get a palindrome (45455454).

The spelling of 14214213 in words is "fourteen million, two hundred fourteen thousand, two hundred thirteen".

Divisors: 1 3 9 13 31 39 93 117 279 403 1209 3627 3919 11757 35271 50947 121489 152841 364467 458523 1093401 1579357 4738071 14214213