Greatest Common Factor of 81, 490, 487

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

• Greatest Common Factor of 81, 490, 487 by common division method
• Greatest Common Factor of 81, 490, 487 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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 490

List of positive integer factors of 490 that divides 490 without a remainder.

1,2,5,7,10,14,35,49,70,98,245,490

Factors of 487

List of positive integer factors of 487 that divides 487 without a remainder.

1,487

Greatest Common Factor

We found the factors 81,490,487 . The biggest common factor number is the GCF number.
So the greatest common factor 81,490,487 is 1.

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

• GCF of 75, 224, 232
• GCF of 84, 663, 558
• GCF of 89, 286, 608
• GCF of 35, 383, 274
• GCF of 96, 207, 502

1. What is the GCF of 81, 490, 487?

Answer: GCF of 81, 490, 487 is 1.

2. How to Find the GCF of 81, 490, 487

Answer: Greatest Common Factor(GCF) of 81, 490, 487 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 490, 487) = 1.