Greatest Common Factor of 15, 65, 69, 675

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

• Greatest Common Factor of 15, 65, 69, 675 by common division method
• Greatest Common Factor of 15, 65, 69, 675 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 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 675

List of positive integer factors of 675 that divides 675 without a remainder.

1,3,5,9,15,25,27,45,75,135,225,675

Greatest Common Factor

We found the factors 15,65,69,675 . The biggest common factor number is the GCF number.
So the greatest common factor 15,65,69,675 is 1.

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

• GCF of 85, 40, 29, 115
• GCF of 49, 34, 72, 990
• GCF of 37, 18, 81, 126
• GCF of 21, 58, 99, 703
• GCF of 42, 67, 31, 334

1. What is the GCF of 15, 65, 69, 675?

Answer: GCF of 15, 65, 69, 675 is 1.

2. How to Find the GCF of 15, 65, 69, 675

Answer: Greatest Common Factor(GCF) of 15, 65, 69, 675 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 65, 69, 675) = 1.