Greatest Common Factor of 646, 260, 720

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

• Greatest Common Factor of 646, 260, 720 by common division method
• Greatest Common Factor of 646, 260, 720 with matching the biggest common factor

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

Factors of 646

List of positive integer factors of 646 that divides 646 without a remainder.

1,2,17,19,34,38,323,646

Factors of 260

List of positive integer factors of 260 that divides 260 without a remainder.

1,2,4,5,10,13,20,26,52,65,130,260

Factors of 720

List of positive integer factors of 720 that divides 720 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,36,40,45,48,60,72,80,90,120,144,180,240,360,720

Greatest Common Factor

We found the factors 646,260,720 . The biggest common factor number is the GCF number.
So the greatest common factor 646,260,720 is 2.

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

• GCF of 510, 856, 848
• GCF of 159, 127, 872
• GCF of 166, 716, 566
• GCF of 337, 857, 691
• GCF of 819, 789, 228

1. What is the GCF of 646, 260, 720?

Answer: GCF of 646, 260, 720 is 2.

2. How to Find the GCF of 646, 260, 720

Answer: Greatest Common Factor(GCF) of 646, 260, 720 = 2

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

Step 2: Then multiply all the prime factors GCF(646, 260, 720) = 2.