Greatest Common Factor of 45, 62, 645

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

• Greatest Common Factor of 45, 62, 645 by common division method
• Greatest Common Factor of 45, 62, 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 45

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

1,3,5,9,15,45

Factors of 62

List of positive integer factors of 62 that divides 62 without a remainder.

1,2,31,62

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 45,62,645 . The biggest common factor number is the GCF number.
So the greatest common factor 45,62,645 is 1.

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

• GCF of 66, 23, 901
• GCF of 12, 96, 734
• GCF of 38, 39, 300
• GCF of 95, 48, 107
• GCF of 28, 89, 806

1. What is the GCF of 45, 62, 645?

Answer: GCF of 45, 62, 645 is 1.

2. How to Find the GCF of 45, 62, 645

Answer: Greatest Common Factor(GCF) of 45, 62, 645 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 62, 645) = 1.