Greatest Common Factor of 60, 840, 861

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

• Greatest Common Factor of 60, 840, 861 by common division method
• Greatest Common Factor of 60, 840, 861 with matching the biggest common factor

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

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Factors of 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

Factors of 861

List of positive integer factors of 861 that divides 861 without a remainder.

1,3,7,21,41,123,287,861

Greatest Common Factor

We found the factors 60,840,861 . The biggest common factor number is the GCF number.
So the greatest common factor 60,840,861 is 3.

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

• GCF of 69, 363, 865
• GCF of 40, 849, 886
• GCF of 42, 231, 984
• GCF of 55, 368, 700
• GCF of 61, 755, 221

1. What is the GCF of 60, 840, 861?

Answer: GCF of 60, 840, 861 is 3.

2. How to Find the GCF of 60, 840, 861

Answer: Greatest Common Factor(GCF) of 60, 840, 861 = 3

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

Step 2: Then multiply all the prime factors GCF(60, 840, 861) = 3.