Greatest Common Factor of 420, 591, 693

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

• Greatest Common Factor of 420, 591, 693 by common division method
• Greatest Common Factor of 420, 591, 693 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

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 591

List of positive integer factors of 591 that divides 591 without a remainder.

1,3,197,591

Factors of 693

List of positive integer factors of 693 that divides 693 without a remainder.

1,3,7,9,11,21,33,63,77,99,231,693

Greatest Common Factor

We found the factors 420,591,693 . The biggest common factor number is the GCF number.
So the greatest common factor 420,591,693 is 3.

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

• GCF of 485, 266, 745
• GCF of 278, 292, 534
• GCF of 825, 180, 934
• GCF of 132, 575, 140
• GCF of 525, 243, 208

1. What is the GCF of 420, 591, 693?

Answer: GCF of 420, 591, 693 is 3.

2. How to Find the GCF of 420, 591, 693

Answer: Greatest Common Factor(GCF) of 420, 591, 693 = 3

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

Step 2: Then multiply all the prime factors GCF(420, 591, 693) = 3.