Greatest Common Factor of 800, 450, 640

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

• Greatest Common Factor of 800, 450, 640 by common division method
• Greatest Common Factor of 800, 450, 640 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 x 5 = 10

Factors of 800

List of positive integer factors of 800 that divides 800 without a remainder.

1,2,4,5,8,10,16,20,25,32,40,50,80,100,160,200,400,800

Factors of 450

List of positive integer factors of 450 that divides 450 without a remainder.

1,2,3,5,6,9,10,15,18,25,30,45,50,75,90,150,225,450

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 800,450,640 . The biggest common factor number is the GCF number.
So the greatest common factor 800,450,640 is 10.

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

• GCF of 756, 429, 287
• GCF of 458, 476, 542
• GCF of 149, 392, 493
• GCF of 795, 445, 407
• GCF of 723, 534, 198

1. What is the GCF of 800, 450, 640?

Answer: GCF of 800, 450, 640 is 10.

2. How to Find the GCF of 800, 450, 640

Answer: Greatest Common Factor(GCF) of 800, 450, 640 = 10

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

Step 2: Then multiply all the prime factors GCF(800, 450, 640) = 10.