Greatest Common Factor of 168, 126, 72

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

• Greatest Common Factor of 168, 126, 72 by common division method
• Greatest Common Factor of 168, 126, 72 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 3 = 6

Factors of 168

List of positive integer factors of 168 that divides 168 without a remainder.

1,2,3,4,6,7,8,12,14,21,24,28,42,56,84,168

Factors of 126

List of positive integer factors of 126 that divides 126 without a remainder.

1,2,3,6,7,9,14,18,21,42,63,126

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Greatest Common Factor

We found the factors 168,126,72 . The biggest common factor number is the GCF number.
So the greatest common factor 168,126,72 is 6.

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

• GCF of 709, 191, 59
• GCF of 712, 658, 26
• GCF of 298, 187, 10
• GCF of 716, 248, 75
• GCF of 910, 818, 16

1. What is the GCF of 168, 126, 72?

Answer: GCF of 168, 126, 72 is 6.

2. How to Find the GCF of 168, 126, 72

Answer: Greatest Common Factor(GCF) of 168, 126, 72 = 6

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

Step 2: Then multiply all the prime factors GCF(168, 126, 72) = 6.