Greatest Common Factor of 705, 680, 398

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

• Greatest Common Factor of 705, 680, 398 by common division method
• Greatest Common Factor of 705, 680, 398 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

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 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 398

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

1,2,199,398

Greatest Common Factor

We found the factors 705,680,398 . The biggest common factor number is the GCF number.
So the greatest common factor 705,680,398 is 1.

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

• GCF of 380, 102, 804
• GCF of 959, 985, 104
• GCF of 315, 245, 473
• GCF of 290, 207, 190
• GCF of 619, 283, 179

1. What is the GCF of 705, 680, 398?

Answer: GCF of 705, 680, 398 is 1.

2. How to Find the GCF of 705, 680, 398

Answer: Greatest Common Factor(GCF) of 705, 680, 398 = 1

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

Step 2: Then multiply all the prime factors GCF(705, 680, 398) = 1.