What is the hcf of smallest prime number and the smallest composite number?

What is the HCF of smallest prime number and the smallest composite number? Prime numbers:    A  number having exactly two different factors , namely 1 and itself is called a prime number. Clearly , 1 has only one factor , namely 1 itself. 1 is neither prime nor composite. Examples : The first 25 prime numbers (all the prime numbers less than 100) are: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97 Note:  The smallest prime number is 2 and it is …

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