Greatest Common Factor of 21, 43, 694

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

• Greatest Common Factor of 21, 43, 694 by common division method
• Greatest Common Factor of 21, 43, 694 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 43

List of positive integer factors of 43 that divides 43 without a remainder.

1,43

Factors of 694

List of positive integer factors of 694 that divides 694 without a remainder.

1,2,347,694

Greatest Common Factor

We found the factors 21,43,694 . The biggest common factor number is the GCF number.
So the greatest common factor 21,43,694 is 1.

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

• GCF of 20, 93, 597
• GCF of 68, 76, 858
• GCF of 55, 82, 432
• GCF of 58, 24, 775
• GCF of 41, 70, 795

1. What is the GCF of 21, 43, 694?

Answer: GCF of 21, 43, 694 is 1.

2. How to Find the GCF of 21, 43, 694

Answer: Greatest Common Factor(GCF) of 21, 43, 694 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 43, 694) = 1.