Greatest Common Factor of 42, 215, 749

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

• Greatest Common Factor of 42, 215, 749 by common division method
• Greatest Common Factor of 42, 215, 749 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 215

List of positive integer factors of 215 that divides 215 without a remainder.

1,5,43,215

Factors of 749

List of positive integer factors of 749 that divides 749 without a remainder.

1,7,107,749

Greatest Common Factor

We found the factors 42,215,749 . The biggest common factor number is the GCF number.
So the greatest common factor 42,215,749 is 1.

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

• GCF of 53, 853, 402
• GCF of 28, 980, 450
• GCF of 92, 779, 110
• GCF of 53, 667, 624
• GCF of 11, 570, 429

1. What is the GCF of 42, 215, 749?

Answer: GCF of 42, 215, 749 is 1.

2. How to Find the GCF of 42, 215, 749

Answer: Greatest Common Factor(GCF) of 42, 215, 749 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 215, 749) = 1.