Greatest Common Factor of 42, 349, 649

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

• Greatest Common Factor of 42, 349, 649 by common division method
• Greatest Common Factor of 42, 349, 649 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 349

List of positive integer factors of 349 that divides 349 without a remainder.

1,349

Factors of 649

List of positive integer factors of 649 that divides 649 without a remainder.

1,11,59,649

Greatest Common Factor

We found the factors 42,349,649 . The biggest common factor number is the GCF number.
So the greatest common factor 42,349,649 is 1.

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

• GCF of 37, 238, 659
• GCF of 12, 995, 326
• GCF of 32, 946, 567
• GCF of 83, 601, 796
• GCF of 99, 858, 345

1. What is the GCF of 42, 349, 649?

Answer: GCF of 42, 349, 649 is 1.

2. How to Find the GCF of 42, 349, 649

Answer: Greatest Common Factor(GCF) of 42, 349, 649 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 349, 649) = 1.