Greatest Common Factor of 490, 728, 420

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

• Greatest Common Factor of 490, 728, 420 by common division method
• Greatest Common Factor of 490, 728, 420 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 7 = 14

Factors of 490

List of positive integer factors of 490 that divides 490 without a remainder.

1,2,5,7,10,14,35,49,70,98,245,490

Factors of 728

List of positive integer factors of 728 that divides 728 without a remainder.

1,2,4,7,8,13,14,26,28,52,56,91,104,182,364,728

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

Greatest Common Factor

We found the factors 490,728,420 . The biggest common factor number is the GCF number.
So the greatest common factor 490,728,420 is 14.

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

• GCF of 443, 695, 850
• GCF of 593, 489, 595
• GCF of 168, 459, 931
• GCF of 856, 308, 929
• GCF of 488, 782, 970

1. What is the GCF of 490, 728, 420?

Answer: GCF of 490, 728, 420 is 14.

2. How to Find the GCF of 490, 728, 420

Answer: Greatest Common Factor(GCF) of 490, 728, 420 = 14

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

Step 2: Then multiply all the prime factors GCF(490, 728, 420) = 14.