Greatest Common Factor of 25, 75, 40, 17, 381

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

• Greatest Common Factor of 25, 75, 40, 17, 381 by common division method
• Greatest Common Factor of 25, 75, 40, 17, 381 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 75

List of positive integer factors of 75 that divides 75 without a remainder.

1,3,5,15,25,75

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 381

List of positive integer factors of 381 that divides 381 without a remainder.

1,3,127,381

Greatest Common Factor

We found the factors 25,75,40,17,381 . The biggest common factor number is the GCF number.
So the greatest common factor 25,75,40,17,381 is 1.

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

• GCF of 13, 53, 21, 83, 579
• GCF of 11, 62, 99, 64, 867
• GCF of 40, 64, 52, 27, 213
• GCF of 31, 92, 15, 57, 152
• GCF of 18, 74, 16, 16, 793

1. What is the GCF of 25, 75, 40, 17, 381?

Answer: GCF of 25, 75, 40, 17, 381 is 1.

2. How to Find the GCF of 25, 75, 40, 17, 381

Answer: Greatest Common Factor(GCF) of 25, 75, 40, 17, 381 = 1

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

Step 2: Then multiply all the prime factors GCF(25, 75, 40, 17, 381) = 1.