Greatest Common Factor of 69, 90, 60, 139

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

• Greatest Common Factor of 69, 90, 60, 139 by common division method
• Greatest Common Factor of 69, 90, 60, 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 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

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 69,90,60,139 . The biggest common factor number is the GCF number.
So the greatest common factor 69,90,60,139 is 1.

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

• GCF of 92, 15, 57, 500
• GCF of 21, 56, 95, 114
• GCF of 81, 30, 39, 370
• GCF of 31, 70, 93, 911
• GCF of 76, 90, 34, 976

1. What is the GCF of 69, 90, 60, 139?

Answer: GCF of 69, 90, 60, 139 is 1.

2. How to Find the GCF of 69, 90, 60, 139

Answer: Greatest Common Factor(GCF) of 69, 90, 60, 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, 90, 60, 139) = 1.