Greatest Common Factor of 84, 67, 18, 221

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

• Greatest Common Factor of 84, 67, 18, 221 by common division method
• Greatest Common Factor of 84, 67, 18, 221 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 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 221

List of positive integer factors of 221 that divides 221 without a remainder.

1,13,17,221

Greatest Common Factor

We found the factors 84,67,18,221 . The biggest common factor number is the GCF number.
So the greatest common factor 84,67,18,221 is 1.

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

• GCF of 88, 36, 50, 887
• GCF of 72, 43, 43, 669
• GCF of 43, 71, 77, 379
• GCF of 58, 97, 61, 220
• GCF of 32, 93, 15, 955

1. What is the GCF of 84, 67, 18, 221?

Answer: GCF of 84, 67, 18, 221 is 1.

2. How to Find the GCF of 84, 67, 18, 221

Answer: Greatest Common Factor(GCF) of 84, 67, 18, 221 = 1

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

Step 2: Then multiply all the prime factors GCF(84, 67, 18, 221) = 1.