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227 is a prime number
BaseRepresentation
bin11100011
322102
43203
51402
61015
7443
oct343
9272
10227
11197
1216b
13146
14123
15102
hexe3

227 has 2 divisors, whose sum is σ = 228. Its totient is φ = 226.

The previous prime is 223. The next prime is 229. The reversal of 227 is 722.

Subtracting from 227 its sum of digits (11), we obtain a cube (216 = 63).

Adding to 227 its reverse (722), we get a palindrome (949).

227 is nontrivially palindromic in base 8 and base 9.

227 is an esthetic number in base 8 and base 14, because in such bases its adjacent digits differ by 1.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 227 - 22 = 223 is a prime.

Together with 229, it forms a pair of twin primes.

It is a Chen prime.

It is a magnanimous number.

227 is an undulating number in base 8 and base 9.

It is a plaindrome in base 10, base 12, base 13 and base 14.

It is a nialpdrome in base 7 and base 16.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113 + 114.

It is an arithmetic number, because the mean of its divisors is an integer number (114).

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

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

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

The product of its digits is 28, while the sum is 11.

The square root of 227 is about 15.0665191733. The cubic root of 227 is about 6.1001702004.

The spelling of 227 in words is "two hundred twenty-seven", and thus it is an aban number and an iban number.