Greatest Common Factor of 15, 39, 70, 234

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

• Greatest Common Factor of 15, 39, 70, 234 by common division method
• Greatest Common Factor of 15, 39, 70, 234 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 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

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 234

List of positive integer factors of 234 that divides 234 without a remainder.

1,2,3,6,9,13,18,26,39,78,117,234

Greatest Common Factor

We found the factors 15,39,70,234 . The biggest common factor number is the GCF number.
So the greatest common factor 15,39,70,234 is 1.

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

• GCF of 17, 91, 64, 724
• GCF of 64, 59, 41, 823
• GCF of 83, 88, 17, 973
• GCF of 13, 55, 24, 401
• GCF of 14, 76, 13, 516

1. What is the GCF of 15, 39, 70, 234?

Answer: GCF of 15, 39, 70, 234 is 1.

2. How to Find the GCF of 15, 39, 70, 234

Answer: Greatest Common Factor(GCF) of 15, 39, 70, 234 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 39, 70, 234) = 1.