How many positive factors does the number 144 have?
✓ Correct Answer: Option C
The prime factorization of 144 is 2^4 * 3^2. To find the number of factors, add 1 to each exponent and multiply the results: (4+1) * (2+1) = 5 * 3 = 15.
The prime factorization of 144 is 2^4 * 3^2. To find the number of factors, add 1 to each exponent and multiply the results: (4+1) * (2+1) = 5 * 3 = 15.