Greatest Common Factor of 686, 630, 840

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

• Greatest Common Factor of 686, 630, 840 by common division method
• Greatest Common Factor of 686, 630, 840 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 x 7 = 14

Factors of 686

List of positive integer factors of 686 that divides 686 without a remainder.

1,2,7,14,49,98,343,686

Factors of 630

List of positive integer factors of 630 that divides 630 without a remainder.

1,2,3,5,6,7,9,10,14,15,18,21,30,35,42,45,63,70,90,105,126,210,315,630

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

Greatest Common Factor

We found the factors 686,630,840 . The biggest common factor number is the GCF number.
So the greatest common factor 686,630,840 is 14.

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

• GCF of 754, 590, 212
• GCF of 669, 807, 121
• GCF of 971, 488, 686
• GCF of 802, 740, 465
• GCF of 168, 366, 299

1. What is the GCF of 686, 630, 840?

Answer: GCF of 686, 630, 840 is 14.

2. How to Find the GCF of 686, 630, 840

Answer: Greatest Common Factor(GCF) of 686, 630, 840 = 14

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

Step 2: Then multiply all the prime factors GCF(686, 630, 840) = 14.