Greatest Common Factor of 917, 154, 21

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

• Greatest Common Factor of 917, 154, 21 by common division method
• Greatest Common Factor of 917, 154, 21 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 917

List of positive integer factors of 917 that divides 917 without a remainder.

1,7,131,917

Factors of 154

List of positive integer factors of 154 that divides 154 without a remainder.

1,2,7,11,14,22,77,154

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Greatest Common Factor

We found the factors 917,154,21 . The biggest common factor number is the GCF number.
So the greatest common factor 917,154,21 is 7.

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

• GCF of 921, 367, 45
• GCF of 482, 145, 17
• GCF of 792, 453, 63
• GCF of 280, 270, 74
• GCF of 319, 719, 80

1. What is the GCF of 917, 154, 21?

Answer: GCF of 917, 154, 21 is 7.

2. How to Find the GCF of 917, 154, 21

Answer: Greatest Common Factor(GCF) of 917, 154, 21 = 7

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

Step 2: Then multiply all the prime factors GCF(917, 154, 21) = 7.