Greatest Common Factor of 42, 1249

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

• Greatest Common Factor of 42, 1249 by common division method
• Greatest Common Factor of 42, 1249 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 1249

List of positive integer factors of 1249 that divides 1249 without a remainder.

1,1249

Greatest Common Factor

We found the factors 42,1249 . The biggest common factor number is the GCF number.
So the greatest common factor 42,1249 is 1.

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

• GCF of 65, 9001
• GCF of 32, 1867
• GCF of 75, 8494
• GCF of 53, 3865
• GCF of 98, 7681

1. What is the GCF of 42, 1249?

Answer: GCF of 42, 1249 is 1.

2. How to Find the GCF of 42, 1249

Answer: Greatest Common Factor(GCF) of 42, 1249 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 1249) = 1.