Greatest Common Factor of 20, 270, 685

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

• Greatest Common Factor of 20, 270, 685 by common division method
• Greatest Common Factor of 20, 270, 685 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 5 = 5

Factors of 20

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

1,2,4,5,10,20

Factors of 270

List of positive integer factors of 270 that divides 270 without a remainder.

1,2,3,5,6,9,10,15,18,27,30,45,54,90,135,270

Factors of 685

List of positive integer factors of 685 that divides 685 without a remainder.

1,5,137,685

Greatest Common Factor

We found the factors 20,270,685 . The biggest common factor number is the GCF number.
So the greatest common factor 20,270,685 is 5.

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

• GCF of 56, 978, 961
• GCF of 18, 432, 875
• GCF of 91, 806, 214
• GCF of 21, 169, 781
• GCF of 18, 808, 168

1. What is the GCF of 20, 270, 685?

Answer: GCF of 20, 270, 685 is 5.

2. How to Find the GCF of 20, 270, 685

Answer: Greatest Common Factor(GCF) of 20, 270, 685 = 5

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

Step 2: Then multiply all the prime factors GCF(20, 270, 685) = 5.