Solutions by everydaycalculation.com

The GCF of 42 and 3384 is 6.

- Find the prime factorization of 42

42 = 2 × 3 × 7 - Find the prime factorization of 3384

3384 = 2 × 2 × 2 × 3 × 3 × 47 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 3 - GCF =
**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: 84 & 6768 21 & 1692 14 & 1128 84 & 3384 42 & 6768 126 & 3384 210 & 3384 294 & 3384

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