Greatest Common Factor of 42, 998, 647, 487

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

• Greatest Common Factor of 42, 998, 647, 487 by common division method
• Greatest Common Factor of 42, 998, 647, 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 998

List of positive integer factors of 998 that divides 998 without a remainder.

1,2,499,998

Factors of 647

List of positive integer factors of 647 that divides 647 without a remainder.

1,647

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 42,998,647,487 . The biggest common factor number is the GCF number.
So the greatest common factor 42,998,647,487 is 1.

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

• GCF of 28, 332, 547, 670
• GCF of 59, 445, 976, 280
• GCF of 18, 521, 701, 131
• GCF of 67, 754, 522, 593
• GCF of 72, 429, 940, 598

1. What is the GCF of 42, 998, 647, 487?

Answer: GCF of 42, 998, 647, 487 is 1.

2. How to Find the GCF of 42, 998, 647, 487

Answer: Greatest Common Factor(GCF) of 42, 998, 647, 487 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 998, 647, 487) = 1.