Greatest Common Factor of 42, 14, 91, 980

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

• Greatest Common Factor of 42, 14, 91, 980 by common division method
• Greatest Common Factor of 42, 14, 91, 980 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 7 = 7

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 14

List of positive integer factors of 14 that divides 14 without a remainder.

1,2,7,14

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

Factors of 980

List of positive integer factors of 980 that divides 980 without a remainder.

1,2,4,5,7,10,14,20,28,35,49,70,98,140,196,245,490,980

Greatest Common Factor

We found the factors 42,14,91,980 . The biggest common factor number is the GCF number.
So the greatest common factor 42,14,91,980 is 7.

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

• GCF of 89, 68, 85, 482
• GCF of 83, 47, 71, 246
• GCF of 20, 20, 15, 676
• GCF of 30, 86, 59, 111
• GCF of 21, 96, 78, 946

1. What is the GCF of 42, 14, 91, 980?

Answer: GCF of 42, 14, 91, 980 is 7.

2. How to Find the GCF of 42, 14, 91, 980

Answer: Greatest Common Factor(GCF) of 42, 14, 91, 980 = 7

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

Step 2: Then multiply all the prime factors GCF(42, 14, 91, 980) = 7.