Greatest Common Factor of 420, 512, 748, 400, 990

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

• Greatest Common Factor of 420, 512, 748, 400, 990 by common division method
• Greatest Common Factor of 420, 512, 748, 400, 990 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 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 512

List of positive integer factors of 512 that divides 512 without a remainder.

1,2,4,8,16,32,64,128,256,512

Factors of 748

List of positive integer factors of 748 that divides 748 without a remainder.

1,2,4,11,17,22,34,44,68,187,374,748

Factors of 400

List of positive integer factors of 400 that divides 400 without a remainder.

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

Factors of 990

List of positive integer factors of 990 that divides 990 without a remainder.

1,2,3,5,6,9,10,11,15,18,22,30,33,45,55,66,90,99,110,165,198,330,495,990

Greatest Common Factor

We found the factors 420,512,748,400,990 . The biggest common factor number is the GCF number.
So the greatest common factor 420,512,748,400,990 is 2.

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

• GCF of 756, 710, 929, 426, 416
• GCF of 409, 736, 734, 720, 397
• GCF of 429, 818, 280, 490, 488
• GCF of 189, 246, 947, 914, 616
• GCF of 696, 480, 659, 463, 572

1. What is the GCF of 420, 512, 748, 400, 990?

Answer: GCF of 420, 512, 748, 400, 990 is 2.

2. How to Find the GCF of 420, 512, 748, 400, 990

Answer: Greatest Common Factor(GCF) of 420, 512, 748, 400, 990 = 2

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

Step 2: Then multiply all the prime factors GCF(420, 512, 748, 400, 990) = 2.