Greatest Common Factor of 21, 83, 73, 284

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

• Greatest Common Factor of 21, 83, 73, 284 by common division method
• Greatest Common Factor of 21, 83, 73, 284 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 83

List of positive integer factors of 83 that divides 83 without a remainder.

1,83

Factors of 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

Factors of 284

List of positive integer factors of 284 that divides 284 without a remainder.

1,2,4,71,142,284

Greatest Common Factor

We found the factors 21,83,73,284 . The biggest common factor number is the GCF number.
So the greatest common factor 21,83,73,284 is 1.

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

• GCF of 21, 71, 85, 179
• GCF of 20, 70, 29, 236
• GCF of 90, 62, 76, 206
• GCF of 98, 16, 42, 538
• GCF of 61, 69, 55, 329

1. What is the GCF of 21, 83, 73, 284?

Answer: GCF of 21, 83, 73, 284 is 1.

2. How to Find the GCF of 21, 83, 73, 284

Answer: Greatest Common Factor(GCF) of 21, 83, 73, 284 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 83, 73, 284) = 1.