Greatest Common Factor of 821, 399, 97

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

• Greatest Common Factor of 821, 399, 97 by common division method
• Greatest Common Factor of 821, 399, 97 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 821

List of positive integer factors of 821 that divides 821 without a remainder.

1,821

Factors of 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Factors of 97

List of positive integer factors of 97 that divides 97 without a remainder.

1,97

Greatest Common Factor

We found the factors 821,399,97 . The biggest common factor number is the GCF number.
So the greatest common factor 821,399,97 is 1.

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

• GCF of 778, 379, 30
• GCF of 354, 579, 24
• GCF of 181, 445, 60
• GCF of 143, 942, 11
• GCF of 314, 375, 15

1. What is the GCF of 821, 399, 97?

Answer: GCF of 821, 399, 97 is 1.

2. How to Find the GCF of 821, 399, 97

Answer: Greatest Common Factor(GCF) of 821, 399, 97 = 1

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

Step 2: Then multiply all the prime factors GCF(821, 399, 97) = 1.