Greatest Common Factor of 72, 83, 30, 489

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

• Greatest Common Factor of 72, 83, 30, 489 by common division method
• Greatest Common Factor of 72, 83, 30, 489 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 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 83

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

1,83

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 489

List of positive integer factors of 489 that divides 489 without a remainder.

1,3,163,489

Greatest Common Factor

We found the factors 72,83,30,489 . The biggest common factor number is the GCF number.
So the greatest common factor 72,83,30,489 is 1.

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

• GCF of 21, 21, 63, 965
• GCF of 22, 98, 56, 601
• GCF of 99, 64, 77, 606
• GCF of 88, 13, 87, 518
• GCF of 99, 84, 81, 705

1. What is the GCF of 72, 83, 30, 489?

Answer: GCF of 72, 83, 30, 489 is 1.

2. How to Find the GCF of 72, 83, 30, 489

Answer: Greatest Common Factor(GCF) of 72, 83, 30, 489 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 83, 30, 489) = 1.