What is the Greatest Common Factor of 97860 and 97880?

Greatest common factor (GCF) of 97860 and 97880 is 20.

GCF(97860,97880) = 20

We will now calculate the prime factors of 97860 and 97880, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 97860 and 97880.

How to find the GCF of 97860 and 97880?

We will first find the prime factorization of 97860 and 97880. After we will calculate the factors of 97860 and 97880 and find the biggest common factor number .

Step-1: Prime Factorization of 97860

Prime factors of 97860 are 2, 3, 5, 7, 233. Prime factorization of 97860 in exponential form is:

97860 = 2² × 3¹ × 5¹ × 7¹ × 233¹

Step-2: Prime Factorization of 97880

Prime factors of 97880 are 2, 5, 2447. Prime factorization of 97880 in exponential form is:

97880 = 2³ × 5¹ × 2447¹

Step-3: Factors of 97860

List of positive integer factors of 97860 that divides 97860 without a remainder.

1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 233, 420, 466, 699, 932, 1165, 1398, 1631, 2330, 2796, 3262, 3495, 4660, 4893, 6524, 6990, 8155, 9786, 13980, 16310, 19572, 24465, 32620, 48930

Step-4: Factors of 97880

List of positive integer factors of 97880 that divides 97860 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 2447, 4894, 9788, 12235, 19576, 24470, 48940

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 97860 and 97880. The biggest common factor number is the GCF number.
So the greatest common factor 97860 and 97880 is 20.

Also check out the Least Common Multiple of 97860 and 97880