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BaseRepresentation
bin11001110101010
3200010212
43032222
5410401
6141122
753363
oct31652
920125
1013226
119a34
1277a2
136035
144b6a
153dbb
hex33aa

13226 has 8 divisors (see below), whose sum is σ = 21060. Its totient is φ = 6208.

The previous prime is 13219. The next prime is 13229. The reversal of 13226 is 62231.

It is a Cunningham number, because it is equal to 1152+1.

It can be written as a sum of positive squares in 2 ways, for example, as 13225 + 1 = 115^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 16.

It is a zygodrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 13226.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 13226.

It is not an unprimeable number, because it can be changed into a prime (13229) by changing a digit.

13226 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161 + ... + 228.

213226 is an apocalyptic number.

13226 is a deficient number, since it is larger than the sum of its proper divisors (7834).

13226 is a wasteful number, since it uses less digits than its factorization.

13226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408.

The product of its digits is 72, while the sum is 14.

The square root of 13226 is about 115.0043477439. The cubic root of 13226 is about 23.6488216557.

Adding to 13226 its reverse (62231), we get a palindrome (75457).

The spelling of 13226 in words is "thirteen thousand, two hundred twenty-six".

Divisors: 1 2 17 34 389 778 6613 13226