Greatest Common Factor of 25, 21, 15, 379

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

• Greatest Common Factor of 25, 21, 15, 379 by common division method
• Greatest Common Factor of 25, 21, 15, 379 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 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 379

List of positive integer factors of 379 that divides 379 without a remainder.

1,379

Greatest Common Factor

We found the factors 25,21,15,379 . The biggest common factor number is the GCF number.
So the greatest common factor 25,21,15,379 is 1.

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

• GCF of 14, 46, 88, 654
• GCF of 38, 72, 28, 239
• GCF of 91, 26, 63, 843
• GCF of 69, 82, 21, 757
• GCF of 53, 12, 85, 112

1. What is the GCF of 25, 21, 15, 379?

Answer: GCF of 25, 21, 15, 379 is 1.

2. How to Find the GCF of 25, 21, 15, 379

Answer: Greatest Common Factor(GCF) of 25, 21, 15, 379 = 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, 15, 379) = 1.