Greatest Common Factor of 989, 820, 19

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

• Greatest Common Factor of 989, 820, 19 by common division method
• Greatest Common Factor of 989, 820, 19 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

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

Factors of 989

List of positive integer factors of 989 that divides 989 without a remainder.

1,23,43,989

Factors of 820

List of positive integer factors of 820 that divides 820 without a remainder.

1,2,4,5,10,20,41,82,164,205,410,820

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Greatest Common Factor

We found the factors 989,820,19 . The biggest common factor number is the GCF number.
So the greatest common factor 989,820,19 is 1.

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

• GCF of 546, 223, 21
• GCF of 987, 763, 12
• GCF of 747, 862, 39
• GCF of 545, 596, 69
• GCF of 803, 542, 63

1. What is the GCF of 989, 820, 19?

Answer: GCF of 989, 820, 19 is 1.

2. How to Find the GCF of 989, 820, 19

Answer: Greatest Common Factor(GCF) of 989, 820, 19 = 1

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

Step 2: Then multiply all the prime factors GCF(989, 820, 19) = 1.