Greatest Common Factor of 987, 661, 171

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

• Greatest Common Factor of 987, 661, 171 by common division method
• Greatest Common Factor of 987, 661, 171 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 987

List of positive integer factors of 987 that divides 987 without a remainder.

1,3,7,21,47,141,329,987

Factors of 661

List of positive integer factors of 661 that divides 661 without a remainder.

1,661

Factors of 171

List of positive integer factors of 171 that divides 171 without a remainder.

1,3,9,19,57,171

Greatest Common Factor

We found the factors 987,661,171 . The biggest common factor number is the GCF number.
So the greatest common factor 987,661,171 is 1.

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

• GCF of 308, 598, 395
• GCF of 287, 565, 215
• GCF of 192, 894, 463
• GCF of 846, 574, 946
• GCF of 949, 405, 142

1. What is the GCF of 987, 661, 171?

Answer: GCF of 987, 661, 171 is 1.

2. How to Find the GCF of 987, 661, 171

Answer: Greatest Common Factor(GCF) of 987, 661, 171 = 1

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

Step 2: Then multiply all the prime factors GCF(987, 661, 171) = 1.