12
Roman Numeral: XII
Number System: Decimal
Binary: 1100
Octal: 14
Hexadecimal: C
Factors: 1, 2, 3, 4, 6, 12
Divisors: 1, 2, 3, 4, 6, 12
Prime Factors: 2, 3
Perfect Number: No
Abundant Number: Yes
Deficient Number: No
Fibonacci Number: No
Lucas Number: Yes
Bell Number: No
Stirling Number (Second Kind): Yes
Catalan Number: No
Bell Polynomial: Yes
Ramanujan Function: 5
Mersenne Number: No
Fermat Number: No
Sophie Germain Prime: No
Repunit: No
Palindromic Number: No
Disarium Number: Yes
Interesting Fact: 12 is a highly composite number, meaning it has the most divisors for its size. It is also the smallest composite number that is the sum of two squares (i.e., 5^2 + 1^2 = 12).
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