Greatest Common Factor of 680, 665, 742, 560, 909

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

• Greatest Common Factor of 680, 665, 742, 560, 909 by common division method
• Greatest Common Factor of 680, 665, 742, 560, 909 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 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 665

List of positive integer factors of 665 that divides 665 without a remainder.

1,5,7,19,35,95,133,665

Factors of 742

List of positive integer factors of 742 that divides 742 without a remainder.

1,2,7,14,53,106,371,742

Factors of 560

List of positive integer factors of 560 that divides 560 without a remainder.

1,2,4,5,7,8,10,14,16,20,28,35,40,56,70,80,112,140,280,560

Factors of 909

List of positive integer factors of 909 that divides 909 without a remainder.

1,3,9,101,303,909

Greatest Common Factor

We found the factors 680,665,742,560,909 . The biggest common factor number is the GCF number.
So the greatest common factor 680,665,742,560,909 is 1.

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

• GCF of 908, 772, 267, 543, 968
• GCF of 761, 114, 852, 888, 588
• GCF of 575, 264, 759, 926, 553
• GCF of 827, 912, 686, 418, 541
• GCF of 650, 975, 834, 257, 668

1. What is the GCF of 680, 665, 742, 560, 909?

Answer: GCF of 680, 665, 742, 560, 909 is 1.

2. How to Find the GCF of 680, 665, 742, 560, 909

Answer: Greatest Common Factor(GCF) of 680, 665, 742, 560, 909 = 1

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

Step 2: Then multiply all the prime factors GCF(680, 665, 742, 560, 909) = 1.