Greatest Common Factor of 799, 689, 20

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

• Greatest Common Factor of 799, 689, 20 by common division method
• Greatest Common Factor of 799, 689, 20 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 799

List of positive integer factors of 799 that divides 799 without a remainder.

1,17,47,799

Factors of 689

List of positive integer factors of 689 that divides 689 without a remainder.

1,13,53,689

Factors of 20

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

1,2,4,5,10,20

Greatest Common Factor

We found the factors 799,689,20 . The biggest common factor number is the GCF number.
So the greatest common factor 799,689,20 is 1.

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

• GCF of 309, 461, 21
• GCF of 619, 520, 33
• GCF of 736, 812, 36
• GCF of 775, 601, 25
• GCF of 904, 422, 98

1. What is the GCF of 799, 689, 20?

Answer: GCF of 799, 689, 20 is 1.

2. How to Find the GCF of 799, 689, 20

Answer: Greatest Common Factor(GCF) of 799, 689, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(799, 689, 20) = 1.