What is the Greatest Common Factor of 99646 and 99666?

Greatest common factor (GCF) of 99646 and 99666 is 2.

GCF(99646,99666) = 2

We will now calculate the prime factors of 99646 and 99666, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 99646 and 99666.

How to find the GCF of 99646 and 99666?

We will first find the prime factorization of 99646 and 99666. After we will calculate the factors of 99646 and 99666 and find the biggest common factor number .

Step-1: Prime Factorization of 99646

Prime factors of 99646 are 2, 49823. Prime factorization of 99646 in exponential form is:

99646 = 2¹ × 49823¹

Step-2: Prime Factorization of 99666

Prime factors of 99666 are 2, 3, 7, 113. Prime factorization of 99666 in exponential form is:

99666 = 2¹ × 3² × 7² × 113¹

Step-3: Factors of 99646

List of positive integer factors of 99646 that divides 99646 without a remainder.

1, 2, 49823

Step-4: Factors of 99666

List of positive integer factors of 99666 that divides 99646 without a remainder.

1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 113, 126, 147, 226, 294, 339, 441, 678, 791, 882, 1017, 1582, 2034, 2373, 4746, 5537, 7119, 11074, 14238, 16611, 33222, 49833

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 99646 and 99666. The biggest common factor number is the GCF number.
So the greatest common factor 99646 and 99666 is 2.

Also check out the Least Common Multiple of 99646 and 99666