Greatest Common Factor of 1420, 1680

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 1420, 1680 i.e. 20 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 1420, 1680 is 20.

GCF(1420, 1680) = 20

GCF of 1420, 1680

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

GCF of:

Greatest Common Factor of 1420,1680

GCF of 1420,1680 is 20

2 1420, 1680
2 710, 840
5 355, 420
71, 84

∴ So the GCF of the given numbers is 2 x 2 x 5 = 20

Greatest Common Factor (GCF) By Matching Biggest Common Factor Method

Factors of 1420

List of positive integer factors of 1420 that divides 1420 without a remainder.

1,2,4,5,10,20,71,142,284,355,710,1420

Factors of 1680

List of positive integer factors of 1680 that divides 1680 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,16,20,21,24,28,30,35,40,42,48,56,60,70,80,84,105,112,120,140,168,210,240,280,336,420,560,840,1680

Greatest Common Factor

We found the factors 1420,1680 . The biggest common factor number is the GCF number.
So the greatest common factor 1420,1680 is 20.

GCF of two or more Numbers Calculation Examples

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

Frequently Asked Questions on GCF of 1420, 1680

1. What is the GCF of 1420, 1680?

Answer: GCF of 1420, 1680 is 20.

2. How to Find the GCF of 1420, 1680

Answer: Greatest Common Factor(GCF) of 1420, 1680 = 20

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

Step 2: Then multiply all the prime factors GCF(1420, 1680) = 20.