Greatest Common Factor of 90, 38, 638

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

• Greatest Common Factor of 90, 38, 638 by common division method
• Greatest Common Factor of 90, 38, 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 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

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 90,38,638 . The biggest common factor number is the GCF number.
So the greatest common factor 90,38,638 is 2.

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

• GCF of 91, 55, 654
• GCF of 42, 34, 681
• GCF of 80, 10, 287
• GCF of 48, 19, 315
• GCF of 68, 31, 271

1. What is the GCF of 90, 38, 638?

Answer: GCF of 90, 38, 638 is 2.

2. How to Find the GCF of 90, 38, 638

Answer: Greatest Common Factor(GCF) of 90, 38, 638 = 2

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

Step 2: Then multiply all the prime factors GCF(90, 38, 638) = 2.