Greatest Common Factor of 72, 91, 45, 495

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

• Greatest Common Factor of 72, 91, 45, 495 by common division method
• Greatest Common Factor of 72, 91, 45, 495 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 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 495

List of positive integer factors of 495 that divides 495 without a remainder.

1,3,5,9,11,15,33,45,55,99,165,495

Greatest Common Factor

We found the factors 72,91,45,495 . The biggest common factor number is the GCF number.
So the greatest common factor 72,91,45,495 is 1.

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

• GCF of 24, 51, 70, 300
• GCF of 59, 78, 60, 411
• GCF of 40, 94, 90, 455
• GCF of 85, 99, 76, 257
• GCF of 86, 70, 77, 920

1. What is the GCF of 72, 91, 45, 495?

Answer: GCF of 72, 91, 45, 495 is 1.

2. How to Find the GCF of 72, 91, 45, 495

Answer: Greatest Common Factor(GCF) of 72, 91, 45, 495 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 91, 45, 495) = 1.