Greatest Common Factor of 640, 428, 470

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

• Greatest Common Factor of 640, 428, 470 by common division method
• Greatest Common Factor of 640, 428, 470 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 = 2

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 428

List of positive integer factors of 428 that divides 428 without a remainder.

1,2,4,107,214,428

Factors of 470

List of positive integer factors of 470 that divides 470 without a remainder.

1,2,5,10,47,94,235,470

Greatest Common Factor

We found the factors 640,428,470 . The biggest common factor number is the GCF number.
So the greatest common factor 640,428,470 is 2.

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

• GCF of 353, 900, 765
• GCF of 813, 473, 682
• GCF of 800, 414, 944
• GCF of 928, 139, 141
• GCF of 989, 325, 788

1. What is the GCF of 640, 428, 470?

Answer: GCF of 640, 428, 470 is 2.

2. How to Find the GCF of 640, 428, 470

Answer: Greatest Common Factor(GCF) of 640, 428, 470 = 2

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

Step 2: Then multiply all the prime factors GCF(640, 428, 470) = 2.