Solutions by everydaycalculation.com
The GCF of 666 and 42 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: 1332 & 84 333 & 21 1998 & 126 222 & 14 3330 & 210 4662 & 294 1332 & 42 666 & 84 1998 & 42 666 & 126 3330 & 42 666 & 210 4662 & 42 666 & 294
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