Greatest Common Factor of 420, 738, 197

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

• Greatest Common Factor of 420, 738, 197 by common division method
• Greatest Common Factor of 420, 738, 197 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 738

List of positive integer factors of 738 that divides 738 without a remainder.

1,2,3,6,9,18,41,82,123,246,369,738

Factors of 197

List of positive integer factors of 197 that divides 197 without a remainder.

1,197

Greatest Common Factor

We found the factors 420,738,197 . The biggest common factor number is the GCF number.
So the greatest common factor 420,738,197 is 1.

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

• GCF of 628, 978, 350
• GCF of 459, 370, 807
• GCF of 848, 965, 240
• GCF of 531, 311, 823
• GCF of 404, 630, 976

1. What is the GCF of 420, 738, 197?

Answer: GCF of 420, 738, 197 is 1.

2. How to Find the GCF of 420, 738, 197

Answer: Greatest Common Factor(GCF) of 420, 738, 197 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 738, 197) = 1.