Greatest Common Factor of 65, 26, 30, 155

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

• Greatest Common Factor of 65, 26, 30, 155 by common division method
• Greatest Common Factor of 65, 26, 30, 155 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 65

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

1,5,13,65

Factors of 26

List of positive integer factors of 26 that divides 26 without a remainder.

1,2,13,26

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 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Greatest Common Factor

We found the factors 65,26,30,155 . The biggest common factor number is the GCF number.
So the greatest common factor 65,26,30,155 is 1.

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

• GCF of 29, 97, 90, 993
• GCF of 75, 18, 12, 422
• GCF of 91, 25, 87, 140
• GCF of 52, 92, 17, 679
• GCF of 62, 24, 54, 987

1. What is the GCF of 65, 26, 30, 155?

Answer: GCF of 65, 26, 30, 155 is 1.

2. How to Find the GCF of 65, 26, 30, 155

Answer: Greatest Common Factor(GCF) of 65, 26, 30, 155 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 26, 30, 155) = 1.