Greatest Common Factor of 40, 38, 830, 165

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

• Greatest Common Factor of 40, 38, 830, 165 by common division method
• Greatest Common Factor of 40, 38, 830, 165 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 40

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

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

Factors of 38

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

1,2,19,38

Factors of 830

List of positive integer factors of 830 that divides 830 without a remainder.

1,2,5,10,83,166,415,830

Factors of 165

List of positive integer factors of 165 that divides 165 without a remainder.

1,3,5,11,15,33,55,165

Greatest Common Factor

We found the factors 40,38,830,165 . The biggest common factor number is the GCF number.
So the greatest common factor 40,38,830,165 is 1.

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

• GCF of 54, 64, 554, 589
• GCF of 73, 11, 653, 677
• GCF of 54, 45, 151, 968
• GCF of 15, 86, 474, 206
• GCF of 61, 82, 865, 113

1. What is the GCF of 40, 38, 830, 165?

Answer: GCF of 40, 38, 830, 165 is 1.

2. How to Find the GCF of 40, 38, 830, 165

Answer: Greatest Common Factor(GCF) of 40, 38, 830, 165 = 1

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

Step 2: Then multiply all the prime factors GCF(40, 38, 830, 165) = 1.