What is the Greatest Common Factor of 97661 and 97680?

Greatest common factor (GCF) of 97661 and 97680 is 1.

GCF(97661,97680) = 1

We will now calculate the prime factors of 97661 and 97680, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 97661 and 97680.

How to find the GCF of 97661 and 97680?

We will first find the prime factorization of 97661 and 97680. After we will calculate the factors of 97661 and 97680 and find the biggest common factor number .

Step-1: Prime Factorization of 97661

Prime factors of 97661 are 61, 1601. Prime factorization of 97661 in exponential form is:

97661 = 61¹ × 1601¹

Step-2: Prime Factorization of 97680

Prime factors of 97680 are 2, 3, 5, 11, 37. Prime factorization of 97680 in exponential form is:

97680 = 2⁴ × 3¹ × 5¹ × 11¹ × 37¹

Step-3: Factors of 97661

List of positive integer factors of 97661 that divides 97661 without a remainder.

1, 61, 1601

Step-4: Factors of 97680

List of positive integer factors of 97680 that divides 97661 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 37, 40, 44, 48, 55, 60, 66, 74, 80, 88, 110, 111, 120, 132, 148, 165, 176, 185, 220, 222, 240, 264, 296, 330, 370, 407, 440, 444, 528, 555, 592, 660, 740, 814, 880, 888, 1110, 1221, 1320, 1480, 1628, 1776, 2035, 2220, 2442, 2640, 2960, 3256, 4070, 4440, 4884, 6105, 6512, 8140, 8880, 9768, 12210, 16280, 19536, 24420, 32560, 48840

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 97661 and 97680. The biggest common factor number is the GCF number.
So the greatest common factor 97661 and 97680 is 1.

Also check out the Least Common Multiple of 97661 and 97680