Greatest Common Factor of 42, 63, 672

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

• Greatest Common Factor of 42, 63, 672 by common division method
• Greatest Common Factor of 42, 63, 672 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 x 7 = 21

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 672

List of positive integer factors of 672 that divides 672 without a remainder.

1,2,3,4,6,7,8,12,14,16,21,24,28,32,42,48,56,84,96,112,168,224,336,672

Greatest Common Factor

We found the factors 42,63,672 . The biggest common factor number is the GCF number.
So the greatest common factor 42,63,672 is 21.

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

• GCF of 32, 26, 235
• GCF of 40, 95, 576
• GCF of 92, 78, 168
• GCF of 69, 58, 765
• GCF of 98, 47, 316

1. What is the GCF of 42, 63, 672?

Answer: GCF of 42, 63, 672 is 21.

2. How to Find the GCF of 42, 63, 672

Answer: Greatest Common Factor(GCF) of 42, 63, 672 = 21

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

Step 2: Then multiply all the prime factors GCF(42, 63, 672) = 21.