Greatest Common Factor of 705, 840, 680

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

• Greatest Common Factor of 705, 840, 680 by common division method
• Greatest Common Factor of 705, 840, 680 with matching the biggest common factor

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∴ So the GCF of the given numbers is 5 = 5

Factors of 705

List of positive integer factors of 705 that divides 705 without a remainder.

1,3,5,15,47,141,235,705

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 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

Greatest Common Factor

We found the factors 705,840,680 . The biggest common factor number is the GCF number.
So the greatest common factor 705,840,680 is 5.

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

• GCF of 252, 908, 274
• GCF of 768, 844, 853
• GCF of 583, 362, 654
• GCF of 680, 657, 220
• GCF of 318, 706, 372

1. What is the GCF of 705, 840, 680?

Answer: GCF of 705, 840, 680 is 5.

2. How to Find the GCF of 705, 840, 680

Answer: Greatest Common Factor(GCF) of 705, 840, 680 = 5

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

Step 2: Then multiply all the prime factors GCF(705, 840, 680) = 5.