Greatest Common Factor of 38, 82, 61, 245

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

• Greatest Common Factor of 38, 82, 61, 245 by common division method
• Greatest Common Factor of 38, 82, 61, 245 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 38

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

1,2,19,38

Factors of 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

Factors of 61

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

1,61

Factors of 245

List of positive integer factors of 245 that divides 245 without a remainder.

1,5,7,35,49,245

Greatest Common Factor

We found the factors 38,82,61,245 . The biggest common factor number is the GCF number.
So the greatest common factor 38,82,61,245 is 1.

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

• GCF of 52, 26, 71, 868
• GCF of 82, 89, 19, 691
• GCF of 29, 45, 68, 434
• GCF of 89, 37, 47, 370
• GCF of 68, 91, 81, 290

1. What is the GCF of 38, 82, 61, 245?

Answer: GCF of 38, 82, 61, 245 is 1.

2. How to Find the GCF of 38, 82, 61, 245

Answer: Greatest Common Factor(GCF) of 38, 82, 61, 245 = 1

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

Step 2: Then multiply all the prime factors GCF(38, 82, 61, 245) = 1.