Greatest Common Factor of 45, 27, 38, 945

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

• Greatest Common Factor of 45, 27, 38, 945 by common division method
• Greatest Common Factor of 45, 27, 38, 945 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 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 945

List of positive integer factors of 945 that divides 945 without a remainder.

1,3,5,7,9,15,21,27,35,45,63,105,135,189,315,945

Greatest Common Factor

We found the factors 45,27,38,945 . The biggest common factor number is the GCF number.
So the greatest common factor 45,27,38,945 is 1.

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

• GCF of 44, 64, 97, 176
• GCF of 66, 26, 20, 776
• GCF of 79, 94, 58, 912
• GCF of 93, 49, 97, 152
• GCF of 44, 29, 67, 468

1. What is the GCF of 45, 27, 38, 945?

Answer: GCF of 45, 27, 38, 945 is 1.

2. How to Find the GCF of 45, 27, 38, 945

Answer: Greatest Common Factor(GCF) of 45, 27, 38, 945 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 27, 38, 945) = 1.