Greatest Common Factor of 109, 217, 990

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

• Greatest Common Factor of 109, 217, 990 by common division method
• Greatest Common Factor of 109, 217, 990 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 109

List of positive integer factors of 109 that divides 109 without a remainder.

1,109

Factors of 217

List of positive integer factors of 217 that divides 217 without a remainder.

1,7,31,217

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

Greatest Common Factor

We found the factors 109,217,990 . The biggest common factor number is the GCF number.
So the greatest common factor 109,217,990 is 1.

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

• GCF of 378, 371, 925
• GCF of 587, 925, 165
• GCF of 997, 104, 931
• GCF of 288, 152, 878
• GCF of 773, 470, 150

1. What is the GCF of 109, 217, 990?

Answer: GCF of 109, 217, 990 is 1.

2. How to Find the GCF of 109, 217, 990

Answer: Greatest Common Factor(GCF) of 109, 217, 990 = 1

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

Step 2: Then multiply all the prime factors GCF(109, 217, 990) = 1.