Greatest Common Factor of 15, 40, 45, 2, 29

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

• Greatest Common Factor of 15, 40, 45, 2, 29 by common division method
• Greatest Common Factor of 15, 40, 45, 2, 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 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 45

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

1,3,5,9,15,45

Factors of 2

List of positive integer factors of 2 that divides 2 without a remainder.

1,2

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 15,40,45,2,29 . The biggest common factor number is the GCF number.
So the greatest common factor 15,40,45,2,29 is 1.

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

• GCF of 94, 39, 55, 5, 56
• GCF of 70, 83, 66, 5, 63
• GCF of 70, 89, 92, 1, 73
• GCF of 80, 38, 83, 8, 72
• GCF of 50, 81, 14, 7, 71

1. What is the GCF of 15, 40, 45, 2, 29?

Answer: GCF of 15, 40, 45, 2, 29 is 1.

2. How to Find the GCF of 15, 40, 45, 2, 29

Answer: Greatest Common Factor(GCF) of 15, 40, 45, 2, 29 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 40, 45, 2, 29) = 1.