Greatest Common Factor of 15, 75, 73, 70

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

• Greatest Common Factor of 15, 75, 73, 70 by common division method
• Greatest Common Factor of 15, 75, 73, 70 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 75

List of positive integer factors of 75 that divides 75 without a remainder.

1,3,5,15,25,75

Factors of 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

Factors of 70

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

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

Greatest Common Factor

We found the factors 15,75,73,70 . The biggest common factor number is the GCF number.
So the greatest common factor 15,75,73,70 is 1.

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

• GCF of 31, 19, 80, 82
• GCF of 93, 78, 16, 32
• GCF of 49, 15, 84, 53
• GCF of 81, 62, 70, 40
• GCF of 32, 53, 59, 28

1. What is the GCF of 15, 75, 73, 70?

Answer: GCF of 15, 75, 73, 70 is 1.

2. How to Find the GCF of 15, 75, 73, 70

Answer: Greatest Common Factor(GCF) of 15, 75, 73, 70 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 75, 73, 70) = 1.