Greatest Common Factor of 20, 66, 658

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

• Greatest Common Factor of 20, 66, 658 by common division method
• Greatest Common Factor of 20, 66, 658 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 = 2

Factors of 20

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

1,2,4,5,10,20

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 658

List of positive integer factors of 658 that divides 658 without a remainder.

1,2,7,14,47,94,329,658

Greatest Common Factor

We found the factors 20,66,658 . The biggest common factor number is the GCF number.
So the greatest common factor 20,66,658 is 2.

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

• GCF of 81, 85, 771
• GCF of 60, 27, 218
• GCF of 71, 53, 410
• GCF of 72, 55, 455
• GCF of 65, 38, 710

1. What is the GCF of 20, 66, 658?

Answer: GCF of 20, 66, 658 is 2.

2. How to Find the GCF of 20, 66, 658

Answer: Greatest Common Factor(GCF) of 20, 66, 658 = 2

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

Step 2: Then multiply all the prime factors GCF(20, 66, 658) = 2.