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13224271 is a prime number
BaseRepresentation
bin110010011100…
…100101001111
3220212212021211
4302130211033
511341134041
61151235251
7220255504
oct62344517
926785254
1013224271
117512655
124518b27
132980318
141a834ab
151263481
hexc9c94f

13224271 has 2 divisors, whose sum is σ = 13224272. Its totient is φ = 13224270.

The previous prime is 13224269. The next prime is 13224313. The reversal of 13224271 is 17242231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13224271 - 21 = 13224269 is a prime.

Together with 13224269, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13224221) 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, 6612135 + 6612136.

It is an arithmetic number, because the mean of its divisors is an integer number (6612136).

Almost surely, 213224271 is an apocalyptic number.

13224271 is a deficient number, since it is larger than the sum of its proper divisors (1).

13224271 is an equidigital number, since it uses as much as digits as its factorization.

13224271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672, while the sum is 22.

The square root of 13224271 is about 3636.5190773596. The cubic root of 13224271 is about 236.4779109478.

The spelling of 13224271 in words is "thirteen million, two hundred twenty-four thousand, two hundred seventy-one".