Greatest Common Factor of 25, 42, 86, 197

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

• Greatest Common Factor of 25, 42, 86, 197 by common division method
• Greatest Common Factor of 25, 42, 86, 197 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Factors of 197

List of positive integer factors of 197 that divides 197 without a remainder.

1,197

Greatest Common Factor

We found the factors 25,42,86,197 . The biggest common factor number is the GCF number.
So the greatest common factor 25,42,86,197 is 1.

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

• GCF of 34, 89, 88, 952
• GCF of 94, 17, 18, 671
• GCF of 30, 86, 95, 754
• GCF of 53, 96, 84, 660
• GCF of 13, 90, 36, 433

1. What is the GCF of 25, 42, 86, 197?

Answer: GCF of 25, 42, 86, 197 is 1.

2. How to Find the GCF of 25, 42, 86, 197

Answer: Greatest Common Factor(GCF) of 25, 42, 86, 197 = 1

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

Step 2: Then multiply all the prime factors GCF(25, 42, 86, 197) = 1.