Greatest Common Factor of 21, 93, 307

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

• Greatest Common Factor of 21, 93, 307 by common division method
• Greatest Common Factor of 21, 93, 307 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 307

List of positive integer factors of 307 that divides 307 without a remainder.

1,307

Greatest Common Factor

We found the factors 21,93,307 . The biggest common factor number is the GCF number.
So the greatest common factor 21,93,307 is 1.

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

• GCF of 76, 84, 583
• GCF of 77, 83, 648
• GCF of 36, 64, 611
• GCF of 89, 89, 327
• GCF of 25, 66, 455

1. What is the GCF of 21, 93, 307?

Answer: GCF of 21, 93, 307 is 1.

2. How to Find the GCF of 21, 93, 307

Answer: Greatest Common Factor(GCF) of 21, 93, 307 = 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, 307) = 1.