Greatest Common Factor of 16, 49, 70, 87

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

• Greatest Common Factor of 16, 49, 70, 87 by common division method
• Greatest Common Factor of 16, 49, 70, 87 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 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 70

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

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

Factors of 87

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

1,3,29,87

Greatest Common Factor

We found the factors 16,49,70,87 . The biggest common factor number is the GCF number.
So the greatest common factor 16,49,70,87 is 1.

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

• GCF of 15, 81, 26, 99
• GCF of 86, 24, 43, 24
• GCF of 65, 54, 91, 63
• GCF of 54, 82, 43, 99
• GCF of 20, 24, 17, 40

1. What is the GCF of 16, 49, 70, 87?

Answer: GCF of 16, 49, 70, 87 is 1.

2. How to Find the GCF of 16, 49, 70, 87

Answer: Greatest Common Factor(GCF) of 16, 49, 70, 87 = 1

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

Step 2: Then multiply all the prime factors GCF(16, 49, 70, 87) = 1.