Greatest Common Factor of 945, 840, 742

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

• Greatest Common Factor of 945, 840, 742 by common division method
• Greatest Common Factor of 945, 840, 742 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 7 = 7

Factors of 945

List of positive integer factors of 945 that divides 945 without a remainder.

1,3,5,7,9,15,21,27,35,45,63,105,135,189,315,945

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 742

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

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

Greatest Common Factor

We found the factors 945,840,742 . The biggest common factor number is the GCF number.
So the greatest common factor 945,840,742 is 7.

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

• GCF of 731, 676, 869
• GCF of 302, 954, 438
• GCF of 614, 187, 623
• GCF of 917, 847, 566
• GCF of 122, 287, 190

1. What is the GCF of 945, 840, 742?

Answer: GCF of 945, 840, 742 is 7.

2. How to Find the GCF of 945, 840, 742

Answer: Greatest Common Factor(GCF) of 945, 840, 742 = 7

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

Step 2: Then multiply all the prime factors GCF(945, 840, 742) = 7.