Greatest Common Factor of 11, 81, 25, 139

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

• Greatest Common Factor of 11, 81, 25, 139 by common division method
• Greatest Common Factor of 11, 81, 25, 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 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 25

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

1,5,25

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 11,81,25,139 . The biggest common factor number is the GCF number.
So the greatest common factor 11,81,25,139 is 1.

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

• GCF of 26, 64, 20, 117
• GCF of 26, 96, 50, 707
• GCF of 93, 83, 64, 176
• GCF of 39, 94, 21, 728
• GCF of 96, 26, 31, 722

1. What is the GCF of 11, 81, 25, 139?

Answer: GCF of 11, 81, 25, 139 is 1.

2. How to Find the GCF of 11, 81, 25, 139

Answer: Greatest Common Factor(GCF) of 11, 81, 25, 139 = 1

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

Step 2: Then multiply all the prime factors GCF(11, 81, 25, 139) = 1.