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14632213 is a prime number
BaseRepresentation
bin110111110100…
…010100010101
31000112101121211
4313310110111
512221212323
61241341421
7235241341
oct67642425
930471554
1014632213
118294442
124a97871
13305411b
141d2c621
15144070d
hexdf4515

14632213 has 2 divisors, whose sum is σ = 14632214. Its totient is φ = 14632212.

The previous prime is 14632207. The next prime is 14632249. The reversal of 14632213 is 31223641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12552849 + 2079364 = 3543^2 + 1442^2 .

It is an emirp because it is prime and its reverse (31223641) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14632213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14632273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7316106 + 7316107.

It is an arithmetic number, because the mean of its divisors is an integer number (7316107).

Almost surely, 214632213 is an apocalyptic number.

It is an amenable number.

14632213 is a deficient number, since it is larger than the sum of its proper divisors (1).

14632213 is an equidigital number, since it uses as much as digits as its factorization.

14632213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 22.

The square root of 14632213 is about 3825.2075760670. The cubic root of 14632213 is about 244.5888592392.

Adding to 14632213 its reverse (31223641), we get a palindrome (45855854).

The spelling of 14632213 in words is "fourteen million, six hundred thirty-two thousand, two hundred thirteen".