Greatest Common Factor of 30, 65, 28, 667

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

• Greatest Common Factor of 30, 65, 28, 667 by common division method
• Greatest Common Factor of 30, 65, 28, 667 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 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 65

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

1,5,13,65

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 667

List of positive integer factors of 667 that divides 667 without a remainder.

1,23,29,667

Greatest Common Factor

We found the factors 30,65,28,667 . The biggest common factor number is the GCF number.
So the greatest common factor 30,65,28,667 is 1.

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

• GCF of 61, 48, 90, 480
• GCF of 13, 19, 24, 490
• GCF of 41, 59, 77, 426
• GCF of 16, 84, 86, 499
• GCF of 74, 97, 46, 996

1. What is the GCF of 30, 65, 28, 667?

Answer: GCF of 30, 65, 28, 667 is 1.

2. How to Find the GCF of 30, 65, 28, 667

Answer: Greatest Common Factor(GCF) of 30, 65, 28, 667 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 65, 28, 667) = 1.