Greatest Common Factor of 420, 696, 978

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

• Greatest Common Factor of 420, 696, 978 by common division method
• Greatest Common Factor of 420, 696, 978 with matching the biggest common factor

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

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 696

List of positive integer factors of 696 that divides 696 without a remainder.

1,2,3,4,6,8,12,24,29,58,87,116,174,232,348,696

Factors of 978

List of positive integer factors of 978 that divides 978 without a remainder.

1,2,3,6,163,326,489,978

Greatest Common Factor

We found the factors 420,696,978 . The biggest common factor number is the GCF number.
So the greatest common factor 420,696,978 is 6.

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

• GCF of 618, 824, 102
• GCF of 748, 421, 263
• GCF of 476, 401, 983
• GCF of 405, 534, 722
• GCF of 293, 121, 678

1. What is the GCF of 420, 696, 978?

Answer: GCF of 420, 696, 978 is 6.

2. How to Find the GCF of 420, 696, 978

Answer: Greatest Common Factor(GCF) of 420, 696, 978 = 6

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

Step 2: Then multiply all the prime factors GCF(420, 696, 978) = 6.