Greatest Common Factor of 31, 65, 40, 868

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

• Greatest Common Factor of 31, 65, 40, 868 by common division method
• Greatest Common Factor of 31, 65, 40, 868 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 65

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

1,5,13,65

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 868

List of positive integer factors of 868 that divides 868 without a remainder.

1,2,4,7,14,28,31,62,124,217,434,868

Greatest Common Factor

We found the factors 31,65,40,868 . The biggest common factor number is the GCF number.
So the greatest common factor 31,65,40,868 is 1.

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

• GCF of 55, 85, 73, 392
• GCF of 72, 79, 92, 856
• GCF of 49, 44, 78, 714
• GCF of 96, 14, 93, 196
• GCF of 80, 96, 32, 499

1. What is the GCF of 31, 65, 40, 868?

Answer: GCF of 31, 65, 40, 868 is 1.

2. How to Find the GCF of 31, 65, 40, 868

Answer: Greatest Common Factor(GCF) of 31, 65, 40, 868 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 65, 40, 868) = 1.