Greatest Common Factor of 42, 19, 715

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

• Greatest Common Factor of 42, 19, 715 by common division method
• Greatest Common Factor of 42, 19, 715 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 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Factors of 715

List of positive integer factors of 715 that divides 715 without a remainder.

1,5,11,13,55,65,143,715

Greatest Common Factor

We found the factors 42,19,715 . The biggest common factor number is the GCF number.
So the greatest common factor 42,19,715 is 1.

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

• GCF of 91, 32, 518
• GCF of 60, 41, 734
• GCF of 22, 26, 369
• GCF of 29, 51, 561
• GCF of 99, 61, 774

1. What is the GCF of 42, 19, 715?

Answer: GCF of 42, 19, 715 is 1.

2. How to Find the GCF of 42, 19, 715

Answer: Greatest Common Factor(GCF) of 42, 19, 715 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 19, 715) = 1.