Greatest Common Factor of 763, 210, 21

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

• Greatest Common Factor of 763, 210, 21 by common division method
• Greatest Common Factor of 763, 210, 21 with matching the biggest common factor

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∴ So the GCF of the given numbers is 7 = 7

Factors of 763

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

1,7,109,763

Factors of 210

List of positive integer factors of 210 that divides 210 without a remainder.

1,2,3,5,6,7,10,14,15,21,30,35,42,70,105,210

Factors of 21

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

1,3,7,21

Greatest Common Factor

We found the factors 763,210,21 . The biggest common factor number is the GCF number.
So the greatest common factor 763,210,21 is 7.

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

• GCF of 438, 481, 45
• GCF of 620, 486, 55
• GCF of 986, 635, 29
• GCF of 598, 211, 36
• GCF of 218, 479, 50

1. What is the GCF of 763, 210, 21?

Answer: GCF of 763, 210, 21 is 7.

2. How to Find the GCF of 763, 210, 21

Answer: Greatest Common Factor(GCF) of 763, 210, 21 = 7

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

Step 2: Then multiply all the prime factors GCF(763, 210, 21) = 7.