Greatest Common Factor of 21, 64, 763

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

• Greatest Common Factor of 21, 64, 763 by common division method
• Greatest Common Factor of 21, 64, 763 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 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Factors of 763

List of positive integer factors of 763 that divides 763 without a remainder.

1,7,109,763

Greatest Common Factor

We found the factors 21,64,763 . The biggest common factor number is the GCF number.
So the greatest common factor 21,64,763 is 1.

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

• GCF of 56, 14, 448
• GCF of 56, 44, 854
• GCF of 74, 35, 849
• GCF of 59, 98, 512
• GCF of 70, 74, 416

1. What is the GCF of 21, 64, 763?

Answer: GCF of 21, 64, 763 is 1.

2. How to Find the GCF of 21, 64, 763

Answer: Greatest Common Factor(GCF) of 21, 64, 763 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 64, 763) = 1.