Greatest Common Factor of 84, 54, 77, 861

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

• Greatest Common Factor of 84, 54, 77, 861 by common division method
• Greatest Common Factor of 84, 54, 77, 861 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 54

List of positive integer factors of 54 that divides 54 without a remainder.

1,2,3,6,9,18,27,54

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 861

List of positive integer factors of 861 that divides 861 without a remainder.

1,3,7,21,41,123,287,861

Greatest Common Factor

We found the factors 84,54,77,861 . The biggest common factor number is the GCF number.
So the greatest common factor 84,54,77,861 is 1.

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

• GCF of 61, 51, 91, 202
• GCF of 68, 55, 62, 912
• GCF of 55, 14, 17, 679
• GCF of 84, 88, 15, 793
• GCF of 73, 96, 36, 416

1. What is the GCF of 84, 54, 77, 861?

Answer: GCF of 84, 54, 77, 861 is 1.

2. How to Find the GCF of 84, 54, 77, 861

Answer: Greatest Common Factor(GCF) of 84, 54, 77, 861 = 1

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

Step 2: Then multiply all the prime factors GCF(84, 54, 77, 861) = 1.