Greatest Common Factor of 420, 663, 316

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

• Greatest Common Factor of 420, 663, 316 by common division method
• Greatest Common Factor of 420, 663, 316 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

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 663

List of positive integer factors of 663 that divides 663 without a remainder.

1,3,13,17,39,51,221,663

Factors of 316

List of positive integer factors of 316 that divides 316 without a remainder.

1,2,4,79,158,316

Greatest Common Factor

We found the factors 420,663,316 . The biggest common factor number is the GCF number.
So the greatest common factor 420,663,316 is 1.

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

• GCF of 126, 472, 909
• GCF of 606, 895, 404
• GCF of 746, 439, 887
• GCF of 570, 105, 423
• GCF of 392, 180, 781

1. What is the GCF of 420, 663, 316?

Answer: GCF of 420, 663, 316 is 1.

2. How to Find the GCF of 420, 663, 316

Answer: Greatest Common Factor(GCF) of 420, 663, 316 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 663, 316) = 1.