Greatest Common Factor of 420, 990, 983

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

• Greatest Common Factor of 420, 990, 983 by common division method
• Greatest Common Factor of 420, 990, 983 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 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 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

Factors of 983

List of positive integer factors of 983 that divides 983 without a remainder.

1,983

Greatest Common Factor

We found the factors 420,990,983 . The biggest common factor number is the GCF number.
So the greatest common factor 420,990,983 is 1.

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

• GCF of 191, 383, 166
• GCF of 519, 875, 664
• GCF of 978, 802, 803
• GCF of 269, 312, 364
• GCF of 974, 560, 888

1. What is the GCF of 420, 990, 983?

Answer: GCF of 420, 990, 983 is 1.

2. How to Find the GCF of 420, 990, 983

Answer: Greatest Common Factor(GCF) of 420, 990, 983 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 990, 983) = 1.