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12274 = 217192
BaseRepresentation
bin10111111110010
3121211121
42333302
5343044
6132454
750533
oct27762
917747
1012274
119249
12712a
135782
14468a
153984
hex2ff2

12274 has 12 divisors (see below), whose sum is σ = 20574. Its totient is φ = 5472.

The previous prime is 12269. The next prime is 12277. The reversal of 12274 is 47221.

12274 is nontrivially palindromic in base 16.

It can be written as a sum of positive squares in only one way, i.e., 9025 + 3249 = 95^2 + 57^2 .

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12277) by changing a digit.

12274 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 5 ways as a sum of consecutive naturals, for example, 637 + ... + 655.

212274 is an apocalyptic number.

12274 is a deficient number, since it is larger than the sum of its proper divisors (8300).

12274 is a wasteful number, since it uses less digits than its factorization.

12274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57 (or 38 counting only the distinct ones).

The product of its digits is 112, while the sum is 16.

The square root of 12274 is about 110.7880860021. The cubic root of 12274 is about 23.0672261253.

Adding to 12274 its reverse (47221), we get a palindrome (59495).

It can be divided in two parts, 122 and 74, that added together give a square (196 = 142).

The spelling of 12274 in words is "twelve thousand, two hundred seventy-four", and thus it is an iban number.

Divisors: 1 2 17 19 34 38 323 361 646 722 6137 12274