Greatest Common Factor of 641, 126, 20

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

• Greatest Common Factor of 641, 126, 20 by common division method
• Greatest Common Factor of 641, 126, 20 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 641

List of positive integer factors of 641 that divides 641 without a remainder.

1,641

Factors of 126

List of positive integer factors of 126 that divides 126 without a remainder.

1,2,3,6,7,9,14,18,21,42,63,126

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 641,126,20 . The biggest common factor number is the GCF number.
So the greatest common factor 641,126,20 is 1.

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

• GCF of 675, 293, 58
• GCF of 377, 623, 49
• GCF of 304, 365, 63
• GCF of 942, 741, 44
• GCF of 749, 984, 58

1. What is the GCF of 641, 126, 20?

Answer: GCF of 641, 126, 20 is 1.

2. How to Find the GCF of 641, 126, 20

Answer: Greatest Common Factor(GCF) of 641, 126, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(641, 126, 20) = 1.