Greatest Common Factor of 981, 113, 21

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

• Greatest Common Factor of 981, 113, 21 by common division method
• Greatest Common Factor of 981, 113, 21 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 113

List of positive integer factors of 113 that divides 113 without a remainder.

1,113

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Greatest Common Factor

We found the factors 981,113,21 . The biggest common factor number is the GCF number.
So the greatest common factor 981,113,21 is 1.

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

• GCF of 456, 792, 93
• GCF of 364, 375, 58
• GCF of 664, 474, 77
• GCF of 813, 886, 14
• GCF of 533, 963, 24

1. What is the GCF of 981, 113, 21?

Answer: GCF of 981, 113, 21 is 1.

2. How to Find the GCF of 981, 113, 21

Answer: Greatest Common Factor(GCF) of 981, 113, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(981, 113, 21) = 1.