Greatest Common Factor of 45, 61, 65, 29

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

• Greatest Common Factor of 45, 61, 65, 29 by common division method
• Greatest Common Factor of 45, 61, 65, 29 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 61

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

1,61

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 29

List of positive integer factors of 29 that divides 29 without a remainder.

1,29

Greatest Common Factor

We found the factors 45,61,65,29 . The biggest common factor number is the GCF number.
So the greatest common factor 45,61,65,29 is 1.

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

• GCF of 38, 44, 24, 32
• GCF of 83, 76, 37, 14
• GCF of 67, 39, 79, 42
• GCF of 47, 75, 62, 47
• GCF of 73, 87, 32, 43

1. What is the GCF of 45, 61, 65, 29?

Answer: GCF of 45, 61, 65, 29 is 1.

2. How to Find the GCF of 45, 61, 65, 29

Answer: Greatest Common Factor(GCF) of 45, 61, 65, 29 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 61, 65, 29) = 1.