Greatest Common Factor of 989, 203, 389, 20

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

• Greatest Common Factor of 989, 203, 389, 20 by common division method
• Greatest Common Factor of 989, 203, 389, 20 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 989

List of positive integer factors of 989 that divides 989 without a remainder.

1,23,43,989

Factors of 203

List of positive integer factors of 203 that divides 203 without a remainder.

1,7,29,203

Factors of 389

List of positive integer factors of 389 that divides 389 without a remainder.

1,389

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Greatest Common Factor

We found the factors 989,203,389,20 . The biggest common factor number is the GCF number.
So the greatest common factor 989,203,389,20 is 1.

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

• GCF of 429, 626, 592, 50
• GCF of 216, 529, 503, 58
• GCF of 514, 346, 122, 69
• GCF of 235, 995, 744, 13
• GCF of 932, 903, 636, 89

1. What is the GCF of 989, 203, 389, 20?

Answer: GCF of 989, 203, 389, 20 is 1.

2. How to Find the GCF of 989, 203, 389, 20

Answer: Greatest Common Factor(GCF) of 989, 203, 389, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(989, 203, 389, 20) = 1.