Greatest Common Factor of 38, 69, 640

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

• Greatest Common Factor of 38, 69, 640 by common division method
• Greatest Common Factor of 38, 69, 640 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 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 640

List of positive integer factors of 640 that divides 640 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,128,160,320,640

Greatest Common Factor

We found the factors 38,69,640 . The biggest common factor number is the GCF number.
So the greatest common factor 38,69,640 is 1.

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

• GCF of 24, 22, 799
• GCF of 31, 36, 586
• GCF of 33, 12, 947
• GCF of 47, 52, 108
• GCF of 54, 24, 209

1. What is the GCF of 38, 69, 640?

Answer: GCF of 38, 69, 640 is 1.

2. How to Find the GCF of 38, 69, 640

Answer: Greatest Common Factor(GCF) of 38, 69, 640 = 1

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

Step 2: Then multiply all the prime factors GCF(38, 69, 640) = 1.