Greatest Common Factor of 31, 89, 87, 670

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

• Greatest Common Factor of 31, 89, 87, 670 by common division method
• Greatest Common Factor of 31, 89, 87, 670 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 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 670

List of positive integer factors of 670 that divides 670 without a remainder.

1,2,5,10,67,134,335,670

Greatest Common Factor

We found the factors 31,89,87,670 . The biggest common factor number is the GCF number.
So the greatest common factor 31,89,87,670 is 1.

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

• GCF of 43, 46, 82, 837
• GCF of 76, 70, 96, 299
• GCF of 18, 53, 46, 657
• GCF of 76, 51, 52, 538
• GCF of 85, 73, 57, 248

1. What is the GCF of 31, 89, 87, 670?

Answer: GCF of 31, 89, 87, 670 is 1.

2. How to Find the GCF of 31, 89, 87, 670

Answer: Greatest Common Factor(GCF) of 31, 89, 87, 670 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 89, 87, 670) = 1.