Greatest Common Factor of 87, 17, 128

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

• Greatest Common Factor of 87, 17, 128 by common division method
• Greatest Common Factor of 87, 17, 128 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 87

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

1,3,29,87

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 128

List of positive integer factors of 128 that divides 128 without a remainder.

1,2,4,8,16,32,64,128

Greatest Common Factor

We found the factors 87,17,128 . The biggest common factor number is the GCF number.
So the greatest common factor 87,17,128 is 1.

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

• GCF of 82, 52, 462
• GCF of 92, 38, 735
• GCF of 51, 20, 205
• GCF of 93, 16, 984
• GCF of 63, 79, 181

1. What is the GCF of 87, 17, 128?

Answer: GCF of 87, 17, 128 is 1.

2. How to Find the GCF of 87, 17, 128

Answer: Greatest Common Factor(GCF) of 87, 17, 128 = 1

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

Step 2: Then multiply all the prime factors GCF(87, 17, 128) = 1.