Greatest Common Factor of 42, 70, 419

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

• Greatest Common Factor of 42, 70, 419 by common division method
• Greatest Common Factor of 42, 70, 419 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 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 419

List of positive integer factors of 419 that divides 419 without a remainder.

1,419

Greatest Common Factor

We found the factors 42,70,419 . The biggest common factor number is the GCF number.
So the greatest common factor 42,70,419 is 1.

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

• GCF of 66, 31, 237
• GCF of 77, 78, 723
• GCF of 83, 52, 498
• GCF of 48, 83, 560
• GCF of 58, 41, 274

1. What is the GCF of 42, 70, 419?

Answer: GCF of 42, 70, 419 is 1.

2. How to Find the GCF of 42, 70, 419

Answer: Greatest Common Factor(GCF) of 42, 70, 419 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 70, 419) = 1.