Greatest Common Factor of 72, 31, 78, 859

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

• Greatest Common Factor of 72, 31, 78, 859 by common division method
• Greatest Common Factor of 72, 31, 78, 859 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 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 31

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

1,31

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 859

List of positive integer factors of 859 that divides 859 without a remainder.

1,859

Greatest Common Factor

We found the factors 72,31,78,859 . The biggest common factor number is the GCF number.
So the greatest common factor 72,31,78,859 is 1.

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

• GCF of 56, 98, 74, 535
• GCF of 35, 38, 10, 202
• GCF of 38, 39, 65, 356
• GCF of 19, 86, 56, 648
• GCF of 55, 93, 67, 454

1. What is the GCF of 72, 31, 78, 859?

Answer: GCF of 72, 31, 78, 859 is 1.

2. How to Find the GCF of 72, 31, 78, 859

Answer: Greatest Common Factor(GCF) of 72, 31, 78, 859 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 31, 78, 859) = 1.