Greatest Common Factor of 398, 840, 756

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

• Greatest Common Factor of 398, 840, 756 by common division method
• Greatest Common Factor of 398, 840, 756 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

Factors of 398

List of positive integer factors of 398 that divides 398 without a remainder.

1,2,199,398

Factors of 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

Factors of 756

List of positive integer factors of 756 that divides 756 without a remainder.

1,2,3,4,6,7,9,12,14,18,21,27,28,36,42,54,63,84,108,126,189,252,378,756

Greatest Common Factor

We found the factors 398,840,756 . The biggest common factor number is the GCF number.
So the greatest common factor 398,840,756 is 2.

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

• GCF of 512, 498, 523
• GCF of 724, 283, 573
• GCF of 183, 322, 550
• GCF of 517, 862, 931
• GCF of 942, 436, 952

1. What is the GCF of 398, 840, 756?

Answer: GCF of 398, 840, 756 is 2.

2. How to Find the GCF of 398, 840, 756

Answer: Greatest Common Factor(GCF) of 398, 840, 756 = 2

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

Step 2: Then multiply all the prime factors GCF(398, 840, 756) = 2.