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133227 = 32113131
BaseRepresentation
bin100000100001101011
320202202100
4200201223
513230402
62504443
71063263
oct404153
9222670
10133227
1191106
1265123
1348843
14367a3
152971c
hex2086b

133227 has 12 divisors (see below), whose sum is σ = 195624. Its totient is φ = 87360.

The previous prime is 133213. The next prime is 133241. The reversal of 133227 is 722331.

It is an interprime number because it is at equal distance from previous prime (133213) and next prime (133241).

It is not a de Polignac number, because 133227 - 28 = 132971 is a prime.

133227 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (133277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 952 + ... + 1082.

It is an arithmetic number, because the mean of its divisors is an integer number (16302).

2133227 is an apocalyptic number.

133227 is a deficient number, since it is larger than the sum of its proper divisors (62397).

133227 is a wasteful number, since it uses less digits than its factorization.

133227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 247 counting only the distinct ones).

The product of its digits is 252, while the sum is 18.

The square root of 133227 is about 365.0027397157. The cubic root of 133227 is about 51.0737111750.

Adding to 133227 its reverse (722331), we get a palindrome (855558).

It can be divided in two parts, 13 and 3227, that added together give a triangular number (3240 = T80).

The spelling of 133227 in words is "one hundred thirty-three thousand, two hundred twenty-seven".

Divisors: 1 3 9 113 131 339 393 1017 1179 14803 44409 133227