Greatest Common Factor of 434, 378, 840, 63

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

• Greatest Common Factor of 434, 378, 840, 63 by common division method
• Greatest Common Factor of 434, 378, 840, 63 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 7 = 7

Factors of 434

List of positive integer factors of 434 that divides 434 without a remainder.

1,2,7,14,31,62,217,434

Factors of 378

List of positive integer factors of 378 that divides 378 without a remainder.

1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378

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 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Greatest Common Factor

We found the factors 434,378,840,63 . The biggest common factor number is the GCF number.
So the greatest common factor 434,378,840,63 is 7.

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

• GCF of 432, 894, 213, 49
• GCF of 723, 726, 946, 14
• GCF of 637, 393, 234, 16
• GCF of 465, 168, 296, 36
• GCF of 242, 940, 648, 44

1. What is the GCF of 434, 378, 840, 63?

Answer: GCF of 434, 378, 840, 63 is 7.

2. How to Find the GCF of 434, 378, 840, 63

Answer: Greatest Common Factor(GCF) of 434, 378, 840, 63 = 7

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

Step 2: Then multiply all the prime factors GCF(434, 378, 840, 63) = 7.