Greatest Common Factor of 21, 93, 65, 107

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

• Greatest Common Factor of 21, 93, 65, 107 by common division method
• Greatest Common Factor of 21, 93, 65, 107 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 21

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

1,3,7,21

Factors of 93

List of positive integer factors of 93 that divides 93 without a remainder.

1,3,31,93

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 107

List of positive integer factors of 107 that divides 107 without a remainder.

1,107

Greatest Common Factor

We found the factors 21,93,65,107 . The biggest common factor number is the GCF number.
So the greatest common factor 21,93,65,107 is 1.

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

• GCF of 85, 31, 64, 841
• GCF of 71, 97, 67, 376
• GCF of 50, 72, 69, 737
• GCF of 32, 78, 84, 912
• GCF of 39, 24, 51, 314

1. What is the GCF of 21, 93, 65, 107?

Answer: GCF of 21, 93, 65, 107 is 1.

2. How to Find the GCF of 21, 93, 65, 107

Answer: Greatest Common Factor(GCF) of 21, 93, 65, 107 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 93, 65, 107) = 1.