Greatest Common Factor of 25, 21, 131

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

• Greatest Common Factor of 25, 21, 131 by common division method
• Greatest Common Factor of 25, 21, 131 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 25

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

1,5,25

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 131

List of positive integer factors of 131 that divides 131 without a remainder.

1,131

Greatest Common Factor

We found the factors 25,21,131 . The biggest common factor number is the GCF number.
So the greatest common factor 25,21,131 is 1.

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

• GCF of 15, 63, 490
• GCF of 75, 85, 553
• GCF of 72, 18, 759
• GCF of 74, 20, 147
• GCF of 35, 97, 849

1. What is the GCF of 25, 21, 131?

Answer: GCF of 25, 21, 131 is 1.

2. How to Find the GCF of 25, 21, 131

Answer: Greatest Common Factor(GCF) of 25, 21, 131 = 1

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

Step 2: Then multiply all the prime factors GCF(25, 21, 131) = 1.