Greatest Common Factor of 42, 63, 449

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

• Greatest Common Factor of 42, 63, 449 by common division method
• Greatest Common Factor of 42, 63, 449 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 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 449

List of positive integer factors of 449 that divides 449 without a remainder.

1,449

Greatest Common Factor

We found the factors 42,63,449 . The biggest common factor number is the GCF number.
So the greatest common factor 42,63,449 is 1.

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

• GCF of 74, 62, 269
• GCF of 82, 27, 469
• GCF of 63, 28, 460
• GCF of 77, 41, 468
• GCF of 81, 14, 582

1. What is the GCF of 42, 63, 449?

Answer: GCF of 42, 63, 449 is 1.

2. How to Find the GCF of 42, 63, 449

Answer: Greatest Common Factor(GCF) of 42, 63, 449 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 63, 449) = 1.