Greatest Common Factor of 867, 780, 645

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 867, 780, 645 by common division method
• Greatest Common Factor of 867, 780, 645 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 867

List of positive integer factors of 867 that divides 867 without a remainder.

1,3,17,51,289,867

Factors of 780

List of positive integer factors of 780 that divides 780 without a remainder.

1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780

Factors of 645

List of positive integer factors of 645 that divides 645 without a remainder.

1,3,5,15,43,129,215,645

Greatest Common Factor

We found the factors 867,780,645 . The biggest common factor number is the GCF number.
So the greatest common factor 867,780,645 is 3.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 944, 827, 703
• GCF of 954, 986, 219
• GCF of 747, 255, 752
• GCF of 516, 836, 987
• GCF of 417, 654, 668

1. What is the GCF of 867, 780, 645?

Answer: GCF of 867, 780, 645 is 3.

2. How to Find the GCF of 867, 780, 645

Answer: Greatest Common Factor(GCF) of 867, 780, 645 = 3

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(867, 780, 645) = 3.