What is the Greatest Common Factor of 69780 and 69787?

Greatest common factor (GCF) of 69780 and 69787 is 1.

GCF(69780,69787) = 1

We will now calculate the prime factors of 69780 and 69787, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69780 and 69787.

How to find the GCF of 69780 and 69787?

We will first find the prime factorization of 69780 and 69787. After we will calculate the factors of 69780 and 69787 and find the biggest common factor number .

Step-1: Prime Factorization of 69780

Prime factors of 69780 are 2, 3, 5, 1163. Prime factorization of 69780 in exponential form is:

69780 = 2² × 3¹ × 5¹ × 1163¹

Step-2: Prime Factorization of 69787

Prime factors of 69787 are 19, 3673. Prime factorization of 69787 in exponential form is:

69787 = 19¹ × 3673¹

Step-3: Factors of 69780

List of positive integer factors of 69780 that divides 69780 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1163, 2326, 3489, 4652, 5815, 6978, 11630, 13956, 17445, 23260, 34890

Step-4: Factors of 69787

List of positive integer factors of 69787 that divides 69780 without a remainder.

1, 19, 3673

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69780 and 69787. The biggest common factor number is the GCF number.
So the greatest common factor 69780 and 69787 is 1.

Also check out the Least Common Multiple of 69780 and 69787