Greatest Common Factor of 200, 721, 421

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

• Greatest Common Factor of 200, 721, 421 by common division method
• Greatest Common Factor of 200, 721, 421 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 200

List of positive integer factors of 200 that divides 200 without a remainder.

1,2,4,5,8,10,20,25,40,50,100,200

Factors of 721

List of positive integer factors of 721 that divides 721 without a remainder.

1,7,103,721

Factors of 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Greatest Common Factor

We found the factors 200,721,421 . The biggest common factor number is the GCF number.
So the greatest common factor 200,721,421 is 1.

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

• GCF of 344, 170, 102
• GCF of 600, 422, 381
• GCF of 825, 144, 118
• GCF of 782, 778, 698
• GCF of 809, 251, 989

1. What is the GCF of 200, 721, 421?

Answer: GCF of 200, 721, 421 is 1.

2. How to Find the GCF of 200, 721, 421

Answer: Greatest Common Factor(GCF) of 200, 721, 421 = 1

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

Step 2: Then multiply all the prime factors GCF(200, 721, 421) = 1.