Greatest Common Factor of 490, 420, 831

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

• Greatest Common Factor of 490, 420, 831 by common division method
• Greatest Common Factor of 490, 420, 831 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

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 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 831

List of positive integer factors of 831 that divides 831 without a remainder.

1,3,277,831

Greatest Common Factor

We found the factors 490,420,831 . The biggest common factor number is the GCF number.
So the greatest common factor 490,420,831 is 1.

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

• GCF of 827, 376, 723
• GCF of 346, 343, 228
• GCF of 156, 272, 363
• GCF of 914, 496, 744
• GCF of 222, 789, 586

1. What is the GCF of 490, 420, 831?

Answer: GCF of 490, 420, 831 is 1.

2. How to Find the GCF of 490, 420, 831

Answer: Greatest Common Factor(GCF) of 490, 420, 831 = 1

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

Step 2: Then multiply all the prime factors GCF(490, 420, 831) = 1.