Greatest Common Factor of 72, 46, 645

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

• Greatest Common Factor of 72, 46, 645 by common division method
• Greatest Common Factor of 72, 46, 645 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 46

List of positive integer factors of 46 that divides 46 without a remainder.

1,2,23,46

Factors of 645

List of positive integer factors of 645 that divides 645 without a remainder.

1,3,5,15,43,129,215,645

Greatest Common Factor

We found the factors 72,46,645 . The biggest common factor number is the GCF number.
So the greatest common factor 72,46,645 is 1.

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

• GCF of 25, 27, 749
• GCF of 53, 34, 359
• GCF of 95, 33, 133
• GCF of 38, 76, 562
• GCF of 43, 12, 470

1. What is the GCF of 72, 46, 645?

Answer: GCF of 72, 46, 645 is 1.

2. How to Find the GCF of 72, 46, 645

Answer: Greatest Common Factor(GCF) of 72, 46, 645 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 46, 645) = 1.