Greatest Common Factor of 20, 763, 420

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

• Greatest Common Factor of 20, 763, 420 by common division method
• Greatest Common Factor of 20, 763, 420 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 763

List of positive integer factors of 763 that divides 763 without a remainder.

1,7,109,763

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

Greatest Common Factor

We found the factors 20,763,420 . The biggest common factor number is the GCF number.
So the greatest common factor 20,763,420 is 1.

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

• GCF of 32, 743, 807
• GCF of 25, 537, 702
• GCF of 93, 364, 961
• GCF of 55, 778, 450
• GCF of 60, 588, 709

1. What is the GCF of 20, 763, 420?

Answer: GCF of 20, 763, 420 is 1.

2. How to Find the GCF of 20, 763, 420

Answer: Greatest Common Factor(GCF) of 20, 763, 420 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 763, 420) = 1.