Greatest Common Factor of 780, 640, 648

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

• Greatest Common Factor of 780, 640, 648 by common division method
• Greatest Common Factor of 780, 640, 648 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 780

List of positive integer factors of 780 that divides 780 without a remainder.

1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780

Factors of 640

List of positive integer factors of 640 that divides 640 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,128,160,320,640

Factors of 648

List of positive integer factors of 648 that divides 648 without a remainder.

1,2,3,4,6,8,9,12,18,24,27,36,54,72,81,108,162,216,324,648

Greatest Common Factor

We found the factors 780,640,648 . The biggest common factor number is the GCF number.
So the greatest common factor 780,640,648 is 4.

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

• GCF of 503, 117, 811
• GCF of 692, 120, 214
• GCF of 548, 298, 770
• GCF of 245, 591, 109
• GCF of 744, 685, 944

1. What is the GCF of 780, 640, 648?

Answer: GCF of 780, 640, 648 is 4.

2. How to Find the GCF of 780, 640, 648

Answer: Greatest Common Factor(GCF) of 780, 640, 648 = 4

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

Step 2: Then multiply all the prime factors GCF(780, 640, 648) = 4.