Greatest Common Factor of 31, 75, 67, 65

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

• Greatest Common Factor of 31, 75, 67, 65 by common division method
• Greatest Common Factor of 31, 75, 67, 65 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 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 75

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

1,3,5,15,25,75

Factors of 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Greatest Common Factor

We found the factors 31,75,67,65 . The biggest common factor number is the GCF number.
So the greatest common factor 31,75,67,65 is 1.

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

• GCF of 87, 29, 33, 80
• GCF of 75, 36, 88, 37
• GCF of 25, 84, 49, 67
• GCF of 73, 72, 36, 42
• GCF of 30, 70, 29, 42

1. What is the GCF of 31, 75, 67, 65?

Answer: GCF of 31, 75, 67, 65 is 1.

2. How to Find the GCF of 31, 75, 67, 65

Answer: Greatest Common Factor(GCF) of 31, 75, 67, 65 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 75, 67, 65) = 1.