Greatest Common Factor of 84, 25, 99, 648

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

• Greatest Common Factor of 84, 25, 99, 648 by common division method
• Greatest Common Factor of 84, 25, 99, 648 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 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 99

List of positive integer factors of 99 that divides 99 without a remainder.

1,3,9,11,33,99

Factors of 648

List of positive integer factors of 648 that divides 648 without a remainder.

1,2,3,4,6,8,9,12,18,24,27,36,54,72,81,108,162,216,324,648

Greatest Common Factor

We found the factors 84,25,99,648 . The biggest common factor number is the GCF number.
So the greatest common factor 84,25,99,648 is 1.

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

• GCF of 95, 14, 43, 115
• GCF of 66, 45, 88, 595
• GCF of 17, 49, 10, 219
• GCF of 44, 90, 68, 799
• GCF of 64, 61, 22, 235

1. What is the GCF of 84, 25, 99, 648?

Answer: GCF of 84, 25, 99, 648 is 1.

2. How to Find the GCF of 84, 25, 99, 648

Answer: Greatest Common Factor(GCF) of 84, 25, 99, 648 = 1

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

Step 2: Then multiply all the prime factors GCF(84, 25, 99, 648) = 1.