Greatest Common Factor of 11, 87, 12, 70

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

• Greatest Common Factor of 11, 87, 12, 70 by common division method
• Greatest Common Factor of 11, 87, 12, 70 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 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 87

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

1,3,29,87

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Greatest Common Factor

We found the factors 11,87,12,70 . The biggest common factor number is the GCF number.
So the greatest common factor 11,87,12,70 is 1.

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

• GCF of 64, 23, 54, 28
• GCF of 57, 14, 49, 61
• GCF of 74, 11, 77, 46
• GCF of 89, 54, 10, 33
• GCF of 20, 75, 97, 49

1. What is the GCF of 11, 87, 12, 70?

Answer: GCF of 11, 87, 12, 70 is 1.

2. How to Find the GCF of 11, 87, 12, 70

Answer: Greatest Common Factor(GCF) of 11, 87, 12, 70 = 1

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

Step 2: Then multiply all the prime factors GCF(11, 87, 12, 70) = 1.