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13222 = 211601
BaseRepresentation
bin11001110100110
3200010201
43032212
5410342
6141114
753356
oct31646
920121
1013222
119a30
12779a
136031
144b66
153db7
hex33a6

13222 has 8 divisors (see below), whose sum is σ = 21672. Its totient is φ = 6000.

The previous prime is 13219. The next prime is 13229. The reversal of 13222 is 22231.

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

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 13199 and 13208.

It is a congruent number.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279 + ... + 322.

It is an arithmetic number, because the mean of its divisors is an integer number (2709).

213222 is an apocalyptic number.

13222 is a deficient number, since it is larger than the sum of its proper divisors (8450).

13222 is a wasteful number, since it uses less digits than its factorization.

13222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614.

The product of its digits is 24, while the sum is 10.

The square root of 13222 is about 114.9869557819. The cubic root of 13222 is about 23.6464373413.

Adding to 13222 its reverse (22231), we get a palindrome (35453).

Subtracting 13222 from its reverse (22231), we obtain a palindrome (9009).

It can be divided in two parts, 1 and 3222, that added together give a palindrome (3223).

The spelling of 13222 in words is "thirteen thousand, two hundred twenty-two".

Divisors: 1 2 11 22 601 1202 6611 13222