Greatest Common Factor of 66, 55, 54, 25

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

• Greatest Common Factor of 66, 55, 54, 25 by common division method
• Greatest Common Factor of 66, 55, 54, 25 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 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

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 25

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

1,5,25

Greatest Common Factor

We found the factors 66,55,54,25 . The biggest common factor number is the GCF number.
So the greatest common factor 66,55,54,25 is 1.

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

• GCF of 93, 29, 67, 14
• GCF of 57, 90, 74, 59
• GCF of 24, 55, 25, 93
• GCF of 56, 11, 23, 22
• GCF of 76, 17, 39, 54

1. What is the GCF of 66, 55, 54, 25?

Answer: GCF of 66, 55, 54, 25 is 1.

2. How to Find the GCF of 66, 55, 54, 25

Answer: Greatest Common Factor(GCF) of 66, 55, 54, 25 = 1

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

Step 2: Then multiply all the prime factors GCF(66, 55, 54, 25) = 1.