Greatest Common Factor of 420, 610, 490

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

• Greatest Common Factor of 420, 610, 490 by common division method
• Greatest Common Factor of 420, 610, 490 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 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 610

List of positive integer factors of 610 that divides 610 without a remainder.

1,2,5,10,61,122,305,610

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

Greatest Common Factor

We found the factors 420,610,490 . The biggest common factor number is the GCF number.
So the greatest common factor 420,610,490 is 10.

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

• GCF of 403, 810, 427
• GCF of 478, 562, 665
• GCF of 492, 213, 942
• GCF of 887, 818, 433
• GCF of 331, 152, 126

1. What is the GCF of 420, 610, 490?

Answer: GCF of 420, 610, 490 is 10.

2. How to Find the GCF of 420, 610, 490

Answer: Greatest Common Factor(GCF) of 420, 610, 490 = 10

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

Step 2: Then multiply all the prime factors GCF(420, 610, 490) = 10.