Greatest Common Factor of 397, 255, 987

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

• Greatest Common Factor of 397, 255, 987 by common division method
• Greatest Common Factor of 397, 255, 987 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 397

List of positive integer factors of 397 that divides 397 without a remainder.

1,397

Factors of 255

List of positive integer factors of 255 that divides 255 without a remainder.

1,3,5,15,17,51,85,255

Factors of 987

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

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

Greatest Common Factor

We found the factors 397,255,987 . The biggest common factor number is the GCF number.
So the greatest common factor 397,255,987 is 1.

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

• GCF of 540, 234, 798
• GCF of 818, 820, 124
• GCF of 571, 738, 360
• GCF of 212, 369, 267
• GCF of 805, 238, 508

1. What is the GCF of 397, 255, 987?

Answer: GCF of 397, 255, 987 is 1.

2. How to Find the GCF of 397, 255, 987

Answer: Greatest Common Factor(GCF) of 397, 255, 987 = 1

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

Step 2: Then multiply all the prime factors GCF(397, 255, 987) = 1.