Greatest Common Factor of 22, 50, 21, 249

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

• Greatest Common Factor of 22, 50, 21, 249 by common division method
• Greatest Common Factor of 22, 50, 21, 249 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 22

List of positive integer factors of 22 that divides 22 without a remainder.

1,2,11,22

Factors of 50

List of positive integer factors of 50 that divides 50 without a remainder.

1,2,5,10,25,50

Factors of 21

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

1,3,7,21

Factors of 249

List of positive integer factors of 249 that divides 249 without a remainder.

1,3,83,249

Greatest Common Factor

We found the factors 22,50,21,249 . The biggest common factor number is the GCF number.
So the greatest common factor 22,50,21,249 is 1.

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

• GCF of 48, 12, 42, 569
• GCF of 13, 70, 68, 460
• GCF of 37, 48, 71, 479
• GCF of 43, 64, 64, 841
• GCF of 88, 68, 46, 131

1. What is the GCF of 22, 50, 21, 249?

Answer: GCF of 22, 50, 21, 249 is 1.

2. How to Find the GCF of 22, 50, 21, 249

Answer: Greatest Common Factor(GCF) of 22, 50, 21, 249 = 1

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

Step 2: Then multiply all the prime factors GCF(22, 50, 21, 249) = 1.