Greatest Common Factor of 20, 79, 68, 802

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

• Greatest Common Factor of 20, 79, 68, 802 by common division method
• Greatest Common Factor of 20, 79, 68, 802 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 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 802

List of positive integer factors of 802 that divides 802 without a remainder.

1,2,401,802

Greatest Common Factor

We found the factors 20,79,68,802 . The biggest common factor number is the GCF number.
So the greatest common factor 20,79,68,802 is 1.

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

• GCF of 36, 11, 60, 573
• GCF of 62, 93, 52, 687
• GCF of 24, 85, 36, 326
• GCF of 31, 36, 34, 779
• GCF of 61, 57, 89, 224

1. What is the GCF of 20, 79, 68, 802?

Answer: GCF of 20, 79, 68, 802 is 1.

2. How to Find the GCF of 20, 79, 68, 802

Answer: Greatest Common Factor(GCF) of 20, 79, 68, 802 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 79, 68, 802) = 1.