Greatest Common Factor of 981, 628, 28

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

• Greatest Common Factor of 981, 628, 28 by common division method
• Greatest Common Factor of 981, 628, 28 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 981

List of positive integer factors of 981 that divides 981 without a remainder.

1,3,9,109,327,981

Factors of 628

List of positive integer factors of 628 that divides 628 without a remainder.

1,2,4,157,314,628

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Greatest Common Factor

We found the factors 981,628,28 . The biggest common factor number is the GCF number.
So the greatest common factor 981,628,28 is 1.

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

• GCF of 721, 352, 47
• GCF of 283, 935, 72
• GCF of 994, 802, 79
• GCF of 618, 511, 33
• GCF of 818, 315, 83

1. What is the GCF of 981, 628, 28?

Answer: GCF of 981, 628, 28 is 1.

2. How to Find the GCF of 981, 628, 28

Answer: Greatest Common Factor(GCF) of 981, 628, 28 = 1

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

Step 2: Then multiply all the prime factors GCF(981, 628, 28) = 1.