Greatest Common Factor of 86, 72, 40, 989

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

• Greatest Common Factor of 86, 72, 40, 989 by common division method
• Greatest Common Factor of 86, 72, 40, 989 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 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

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 40

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

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

Factors of 989

List of positive integer factors of 989 that divides 989 without a remainder.

1,23,43,989

Greatest Common Factor

We found the factors 86,72,40,989 . The biggest common factor number is the GCF number.
So the greatest common factor 86,72,40,989 is 1.

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

• GCF of 81, 82, 25, 662
• GCF of 92, 21, 11, 519
• GCF of 86, 52, 23, 696
• GCF of 80, 30, 59, 173
• GCF of 87, 94, 27, 971

1. What is the GCF of 86, 72, 40, 989?

Answer: GCF of 86, 72, 40, 989 is 1.

2. How to Find the GCF of 86, 72, 40, 989

Answer: Greatest Common Factor(GCF) of 86, 72, 40, 989 = 1

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

Step 2: Then multiply all the prime factors GCF(86, 72, 40, 989) = 1.