Greatest Common Factor of 21, 95, 12, 693

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

• Greatest Common Factor of 21, 95, 12, 693 by common division method
• Greatest Common Factor of 21, 95, 12, 693 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 95

List of positive integer factors of 95 that divides 95 without a remainder.

1,5,19,95

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 693

List of positive integer factors of 693 that divides 693 without a remainder.

1,3,7,9,11,21,33,63,77,99,231,693

Greatest Common Factor

We found the factors 21,95,12,693 . The biggest common factor number is the GCF number.
So the greatest common factor 21,95,12,693 is 1.

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

• GCF of 22, 98, 48, 349
• GCF of 43, 57, 45, 404
• GCF of 89, 29, 19, 208
• GCF of 86, 33, 17, 973
• GCF of 33, 87, 80, 209

1. What is the GCF of 21, 95, 12, 693?

Answer: GCF of 21, 95, 12, 693 is 1.

2. How to Find the GCF of 21, 95, 12, 693

Answer: Greatest Common Factor(GCF) of 21, 95, 12, 693 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 95, 12, 693) = 1.