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12022 = 26011
BaseRepresentation
bin10111011110110
3121111021
42323312
5341042
6131354
750023
oct27366
917437
1012022
11903a
126b5a
13561a
14454a
153867
hex2ef6

12022 has 4 divisors (see below), whose sum is σ = 18036. Its totient is φ = 6010.

The previous prime is 12011. The next prime is 12037. The reversal of 12022 is 22021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 11996 and 12014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3004 + ... + 3007.

It is an arithmetic number, because the mean of its divisors is an integer number (4509).

212022 is an apocalyptic number.

12022 is a deficient number, since it is larger than the sum of its proper divisors (6014).

12022 is an equidigital number, since it uses as much as digits as its factorization.

12022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6013.

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 12022 is about 109.6448813215. The cubic root of 12022 is about 22.9082672616.

Adding to 12022 its reverse (22021), we get a palindrome (34043).

Subtracting 12022 from its reverse (22021), we obtain a palindrome (9999).

The spelling of 12022 in words is "twelve thousand, twenty-two", and thus it is an iban number.

Divisors: 1 2 6011 12022