Greatest Common Factor of 490, 208, 638

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

• Greatest Common Factor of 490, 208, 638 by common division method
• Greatest Common Factor of 490, 208, 638 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 = 2

Factors of 490

List of positive integer factors of 490 that divides 490 without a remainder.

1,2,5,7,10,14,35,49,70,98,245,490

Factors of 208

List of positive integer factors of 208 that divides 208 without a remainder.

1,2,4,8,13,16,26,52,104,208

Factors of 638

List of positive integer factors of 638 that divides 638 without a remainder.

1,2,11,22,29,58,319,638

Greatest Common Factor

We found the factors 490,208,638 . The biggest common factor number is the GCF number.
So the greatest common factor 490,208,638 is 2.

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

• GCF of 210, 991, 391
• GCF of 624, 819, 673
• GCF of 510, 902, 994
• GCF of 783, 434, 150
• GCF of 155, 647, 182

1. What is the GCF of 490, 208, 638?

Answer: GCF of 490, 208, 638 is 2.

2. How to Find the GCF of 490, 208, 638

Answer: Greatest Common Factor(GCF) of 490, 208, 638 = 2

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

Step 2: Then multiply all the prime factors GCF(490, 208, 638) = 2.