Greatest Common Factor of 879, 840, 81

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

• Greatest Common Factor of 879, 840, 81 by common division method
• Greatest Common Factor of 879, 840, 81 with matching the biggest common factor

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

Factors of 879

List of positive integer factors of 879 that divides 879 without a remainder.

1,3,293,879

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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Greatest Common Factor

We found the factors 879,840,81 . The biggest common factor number is the GCF number.
So the greatest common factor 879,840,81 is 3.

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

• GCF of 475, 693, 44
• GCF of 257, 237, 28
• GCF of 684, 995, 91
• GCF of 619, 902, 57
• GCF of 384, 562, 67

1. What is the GCF of 879, 840, 81?

Answer: GCF of 879, 840, 81 is 3.

2. How to Find the GCF of 879, 840, 81

Answer: Greatest Common Factor(GCF) of 879, 840, 81 = 3

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

Step 2: Then multiply all the prime factors GCF(879, 840, 81) = 3.