Greatest Common Factor of 72, 74, 81, 545

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

• Greatest Common Factor of 72, 74, 81, 545 by common division method
• Greatest Common Factor of 72, 74, 81, 545 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 74

List of positive integer factors of 74 that divides 74 without a remainder.

1,2,37,74

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 545

List of positive integer factors of 545 that divides 545 without a remainder.

1,5,109,545

Greatest Common Factor

We found the factors 72,74,81,545 . The biggest common factor number is the GCF number.
So the greatest common factor 72,74,81,545 is 1.

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

• GCF of 13, 42, 53, 754
• GCF of 60, 81, 18, 416
• GCF of 82, 98, 13, 149
• GCF of 99, 14, 78, 724
• GCF of 99, 16, 57, 270

1. What is the GCF of 72, 74, 81, 545?

Answer: GCF of 72, 74, 81, 545 is 1.

2. How to Find the GCF of 72, 74, 81, 545

Answer: Greatest Common Factor(GCF) of 72, 74, 81, 545 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 74, 81, 545) = 1.