Solutions by everydaycalculation.com
The GCF of 42 and 6480 is 6.
MathStep (Works offline)
Download our mobile app and learn how to find GCF of upto four numbers in your own time:
Android and iPhone/ iPad
Find HCF of: 21 & 3240 14 & 2160 84 & 6480 126 & 6480 210 & 6480 294 & 6480
Enter two numbers separate by comma. To find GCF of more than two numbers, click here.
The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).
© everydaycalculation.com