Greatest Common Factor of 420, 603, 83, 920

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

• Greatest Common Factor of 420, 603, 83, 920 by common division method
• Greatest Common Factor of 420, 603, 83, 920 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 603

List of positive integer factors of 603 that divides 603 without a remainder.

1,3,9,67,201,603

Factors of 83

List of positive integer factors of 83 that divides 83 without a remainder.

1,83

Factors of 920

List of positive integer factors of 920 that divides 920 without a remainder.

1,2,4,5,8,10,20,23,40,46,92,115,184,230,460,920

Greatest Common Factor

We found the factors 420,603,83,920 . The biggest common factor number is the GCF number.
So the greatest common factor 420,603,83,920 is 1.

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

• GCF of 844, 174, 36, 826
• GCF of 568, 303, 70, 420
• GCF of 507, 956, 30, 614
• GCF of 951, 113, 35, 428
• GCF of 396, 326, 25, 729

1. What is the GCF of 420, 603, 83, 920?

Answer: GCF of 420, 603, 83, 920 is 1.

2. How to Find the GCF of 420, 603, 83, 920

Answer: Greatest Common Factor(GCF) of 420, 603, 83, 920 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 603, 83, 920) = 1.