Greatest Common Factor of 61, 45, 747

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

• Greatest Common Factor of 61, 45, 747 by common division method
• Greatest Common Factor of 61, 45, 747 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 45

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

1,3,5,9,15,45

Factors of 747

List of positive integer factors of 747 that divides 747 without a remainder.

1,3,9,83,249,747

Greatest Common Factor

We found the factors 61,45,747 . The biggest common factor number is the GCF number.
So the greatest common factor 61,45,747 is 1.

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

• GCF of 46, 60, 789
• GCF of 46, 46, 835
• GCF of 24, 44, 990
• GCF of 99, 20, 989
• GCF of 30, 94, 827

1. What is the GCF of 61, 45, 747?

Answer: GCF of 61, 45, 747 is 1.

2. How to Find the GCF of 61, 45, 747

Answer: Greatest Common Factor(GCF) of 61, 45, 747 = 1

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

Step 2: Then multiply all the prime factors GCF(61, 45, 747) = 1.