Greatest Common Factor of 840, 270, 640

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

• Greatest Common Factor of 840, 270, 640 by common division method
• Greatest Common Factor of 840, 270, 640 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 5 = 10

Factors of 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

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 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

Greatest Common Factor

We found the factors 840,270,640 . The biggest common factor number is the GCF number.
So the greatest common factor 840,270,640 is 10.

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

• GCF of 753, 573, 424
• GCF of 468, 589, 345
• GCF of 903, 723, 596
• GCF of 871, 441, 555
• GCF of 514, 900, 491

1. What is the GCF of 840, 270, 640?

Answer: GCF of 840, 270, 640 is 10.

2. How to Find the GCF of 840, 270, 640

Answer: Greatest Common Factor(GCF) of 840, 270, 640 = 10

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

Step 2: Then multiply all the prime factors GCF(840, 270, 640) = 10.