Greatest Common Factor of 390, 868, 821, 867

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

• Greatest Common Factor of 390, 868, 821, 867 by common division method
• Greatest Common Factor of 390, 868, 821, 867 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 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 868

List of positive integer factors of 868 that divides 868 without a remainder.

1,2,4,7,14,28,31,62,124,217,434,868

Factors of 821

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

1,821

Factors of 867

List of positive integer factors of 867 that divides 867 without a remainder.

1,3,17,51,289,867

Greatest Common Factor

We found the factors 390,868,821,867 . The biggest common factor number is the GCF number.
So the greatest common factor 390,868,821,867 is 1.

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

• GCF of 525, 724, 213, 660
• GCF of 594, 353, 960, 653
• GCF of 385, 826, 894, 491
• GCF of 344, 887, 688, 883
• GCF of 207, 861, 631, 442

1. What is the GCF of 390, 868, 821, 867?

Answer: GCF of 390, 868, 821, 867 is 1.

2. How to Find the GCF of 390, 868, 821, 867

Answer: Greatest Common Factor(GCF) of 390, 868, 821, 867 = 1

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

Step 2: Then multiply all the prime factors GCF(390, 868, 821, 867) = 1.