Greatest Common Factor of 668, 512, 20

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

• Greatest Common Factor of 668, 512, 20 by common division method
• Greatest Common Factor of 668, 512, 20 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 x 2 = 4

Factors of 668

List of positive integer factors of 668 that divides 668 without a remainder.

1,2,4,167,334,668

Factors of 512

List of positive integer factors of 512 that divides 512 without a remainder.

1,2,4,8,16,32,64,128,256,512

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 668,512,20 . The biggest common factor number is the GCF number.
So the greatest common factor 668,512,20 is 4.

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

• GCF of 760, 130, 56
• GCF of 804, 549, 94
• GCF of 578, 900, 35
• GCF of 243, 783, 76
• GCF of 749, 182, 26

1. What is the GCF of 668, 512, 20?

Answer: GCF of 668, 512, 20 is 4.

2. How to Find the GCF of 668, 512, 20

Answer: Greatest Common Factor(GCF) of 668, 512, 20 = 4

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

Step 2: Then multiply all the prime factors GCF(668, 512, 20) = 4.