Greatest Common Factor of 84, 81, 424

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

• Greatest Common Factor of 84, 81, 424 by common division method
• Greatest Common Factor of 84, 81, 424 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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 424

List of positive integer factors of 424 that divides 424 without a remainder.

1,2,4,8,53,106,212,424

Greatest Common Factor

We found the factors 84,81,424 . The biggest common factor number is the GCF number.
So the greatest common factor 84,81,424 is 1.

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

• GCF of 64, 74, 283
• GCF of 90, 30, 460
• GCF of 10, 60, 670
• GCF of 66, 85, 389
• GCF of 68, 52, 566

1. What is the GCF of 84, 81, 424?

Answer: GCF of 84, 81, 424 is 1.

2. How to Find the GCF of 84, 81, 424

Answer: Greatest Common Factor(GCF) of 84, 81, 424 = 1

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

Step 2: Then multiply all the prime factors GCF(84, 81, 424) = 1.