12 is the integer the proceeds 11 and preceeds 13. The prime factorization is 2^2 * 3. A number is divisible by 12 if it is divisible by 3 and 4. 12 is a highly composite number. 12 is the smallest abundant number. 12 is the smallest reverse Keith number.
|This article is a stub. You can help Math Wiki by expanding it.|