Greatest Common Factor of 210, 990, 640

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

• Greatest Common Factor of 210, 990, 640 by common division method
• Greatest Common Factor of 210, 990, 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 210

List of positive integer factors of 210 that divides 210 without a remainder.

1,2,3,5,6,7,10,14,15,21,30,35,42,70,105,210

Factors of 990

List of positive integer factors of 990 that divides 990 without a remainder.

1,2,3,5,6,9,10,11,15,18,22,30,33,45,55,66,90,99,110,165,198,330,495,990

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 210,990,640 . The biggest common factor number is the GCF number.
So the greatest common factor 210,990,640 is 10.

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

• GCF of 637, 694, 606
• GCF of 800, 336, 814
• GCF of 880, 495, 110
• GCF of 842, 652, 264
• GCF of 490, 277, 792

1. What is the GCF of 210, 990, 640?

Answer: GCF of 210, 990, 640 is 10.

2. How to Find the GCF of 210, 990, 640

Answer: Greatest Common Factor(GCF) of 210, 990, 640 = 10

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

Step 2: Then multiply all the prime factors GCF(210, 990, 640) = 10.