Greatest Common Factor of 500, 750, 21

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

• Greatest Common Factor of 500, 750, 21 by common division method
• Greatest Common Factor of 500, 750, 21 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 500

List of positive integer factors of 500 that divides 500 without a remainder.

1,2,4,5,10,20,25,50,100,125,250,500

Factors of 750

List of positive integer factors of 750 that divides 750 without a remainder.

1,2,3,5,6,10,15,25,30,50,75,125,150,250,375,750

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 500,750,21 . The biggest common factor number is the GCF number.
So the greatest common factor 500,750,21 is 1.

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

• GCF of 821, 645, 96
• GCF of 703, 590, 32
• GCF of 430, 334, 36
• GCF of 521, 985, 55
• GCF of 654, 671, 91

1. What is the GCF of 500, 750, 21?

Answer: GCF of 500, 750, 21 is 1.

2. How to Find the GCF of 500, 750, 21

Answer: Greatest Common Factor(GCF) of 500, 750, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(500, 750, 21) = 1.