Greatest Common Factor of 640, 213, 10

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

• Greatest Common Factor of 640, 213, 10 by common division method
• Greatest Common Factor of 640, 213, 10 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 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

Factors of 213

List of positive integer factors of 213 that divides 213 without a remainder.

1,3,71,213

Factors of 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Greatest Common Factor

We found the factors 640,213,10 . The biggest common factor number is the GCF number.
So the greatest common factor 640,213,10 is 1.

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

• GCF of 436, 143, 89
• GCF of 495, 317, 44
• GCF of 299, 616, 74
• GCF of 775, 462, 67
• GCF of 949, 697, 13

1. What is the GCF of 640, 213, 10?

Answer: GCF of 640, 213, 10 is 1.

2. How to Find the GCF of 640, 213, 10

Answer: Greatest Common Factor(GCF) of 640, 213, 10 = 1

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

Step 2: Then multiply all the prime factors GCF(640, 213, 10) = 1.