Greatest Common Factor of 69, 66, 99, 139

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

• Greatest Common Factor of 69, 66, 99, 139 by common division method
• Greatest Common Factor of 69, 66, 99, 139 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 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

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 99

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

1,3,9,11,33,99

Factors of 139

List of positive integer factors of 139 that divides 139 without a remainder.

1,139

Greatest Common Factor

We found the factors 69,66,99,139 . The biggest common factor number is the GCF number.
So the greatest common factor 69,66,99,139 is 1.

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

• GCF of 32, 23, 26, 686
• GCF of 45, 95, 24, 639
• GCF of 21, 17, 49, 973
• GCF of 55, 15, 12, 850
• GCF of 13, 85, 60, 768

1. What is the GCF of 69, 66, 99, 139?

Answer: GCF of 69, 66, 99, 139 is 1.

2. How to Find the GCF of 69, 66, 99, 139

Answer: Greatest Common Factor(GCF) of 69, 66, 99, 139 = 1

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

Step 2: Then multiply all the prime factors GCF(69, 66, 99, 139) = 1.