Greatest Common Factor of 821, 240, 428

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

• Greatest Common Factor of 821, 240, 428 by common division method
• Greatest Common Factor of 821, 240, 428 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 821

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

1,821

Factors of 240

List of positive integer factors of 240 that divides 240 without a remainder.

1,2,3,4,5,6,8,10,12,15,16,20,24,30,40,48,60,80,120,240

Factors of 428

List of positive integer factors of 428 that divides 428 without a remainder.

1,2,4,107,214,428

Greatest Common Factor

We found the factors 821,240,428 . The biggest common factor number is the GCF number.
So the greatest common factor 821,240,428 is 1.

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

• GCF of 302, 895, 418
• GCF of 600, 728, 584
• GCF of 816, 759, 946
• GCF of 650, 918, 992
• GCF of 574, 240, 580

1. What is the GCF of 821, 240, 428?

Answer: GCF of 821, 240, 428 is 1.

2. How to Find the GCF of 821, 240, 428

Answer: Greatest Common Factor(GCF) of 821, 240, 428 = 1

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

Step 2: Then multiply all the prime factors GCF(821, 240, 428) = 1.