Greatest Common Factor of 11, 21, 697

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

• Greatest Common Factor of 11, 21, 697 by common division method
• Greatest Common Factor of 11, 21, 697 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 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 21

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

1,3,7,21

Factors of 697

List of positive integer factors of 697 that divides 697 without a remainder.

1,17,41,697

Greatest Common Factor

We found the factors 11,21,697 . The biggest common factor number is the GCF number.
So the greatest common factor 11,21,697 is 1.

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

• GCF of 38, 94, 813
• GCF of 13, 75, 307
• GCF of 60, 61, 824
• GCF of 98, 11, 337
• GCF of 78, 21, 303

1. What is the GCF of 11, 21, 697?

Answer: GCF of 11, 21, 697 is 1.

2. How to Find the GCF of 11, 21, 697

Answer: Greatest Common Factor(GCF) of 11, 21, 697 = 1

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

Step 2: Then multiply all the prime factors GCF(11, 21, 697) = 1.