What is the Greatest Common Factor of 80661 and 80665?

Greatest common factor (GCF) of 80661 and 80665 is 1.

GCF(80661,80665) = 1

We will now calculate the prime factors of 80661 and 80665, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 80661 and 80665.

How to find the GCF of 80661 and 80665?

We will first find the prime factorization of 80661 and 80665. After we will calculate the factors of 80661 and 80665 and find the biggest common factor number .

Step-1: Prime Factorization of 80661

Prime factors of 80661 are 3, 7, 23, 167. Prime factorization of 80661 in exponential form is:

80661 = 3¹ × 7¹ × 23¹ × 167¹

Step-2: Prime Factorization of 80665

Prime factors of 80665 are 5, 13, 17, 73. Prime factorization of 80665 in exponential form is:

80665 = 5¹ × 13¹ × 17¹ × 73¹

Step-3: Factors of 80661

List of positive integer factors of 80661 that divides 80661 without a remainder.

1, 3, 7, 21, 23, 69, 161, 167, 483, 501, 1169, 3507, 3841, 11523, 26887

Step-4: Factors of 80665

List of positive integer factors of 80665 that divides 80661 without a remainder.

1, 5, 13, 17, 65, 73, 85, 221, 365, 949, 1105, 1241, 4745, 6205, 16133

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 80661 and 80665. The biggest common factor number is the GCF number.
So the greatest common factor 80661 and 80665 is 1.

Also check out the Least Common Multiple of 80661 and 80665