Greatest Common Factor of 680, 642, 240, 784

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

• Greatest Common Factor of 680, 642, 240, 784 by common division method
• Greatest Common Factor of 680, 642, 240, 784 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 = 2

Factors of 680

List of positive integer factors of 680 that divides 680 without a remainder.

1,2,4,5,8,10,17,20,34,40,68,85,136,170,340,680

Factors of 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

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 784

List of positive integer factors of 784 that divides 784 without a remainder.

1,2,4,7,8,14,16,28,49,56,98,112,196,392,784

Greatest Common Factor

We found the factors 680,642,240,784 . The biggest common factor number is the GCF number.
So the greatest common factor 680,642,240,784 is 2.

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

• GCF of 244, 503, 560, 427
• GCF of 488, 696, 597, 740
• GCF of 741, 143, 415, 471
• GCF of 643, 607, 141, 770
• GCF of 310, 537, 331, 735

1. What is the GCF of 680, 642, 240, 784?

Answer: GCF of 680, 642, 240, 784 is 2.

2. How to Find the GCF of 680, 642, 240, 784

Answer: Greatest Common Factor(GCF) of 680, 642, 240, 784 = 2

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

Step 2: Then multiply all the prime factors GCF(680, 642, 240, 784) = 2.