answersLogoWhite

0

hcf(18, 54, 81) = 9.

Using prime factorization:

18 = 2 x 3^2

54 = 2 x 3^3

81 = 3^4

hcf = 3^2 = 9

User Avatar

Wiki User

8y ago

Still curious? Ask our experts.

Chat with our AI personalities

RafaRafa
There's no fun in playing it safe. Why not try something a little unhinged?
Chat with Rafa
ViviVivi
Your ride-or-die bestie who's seen you through every high and low.
Chat with Vivi
TaigaTaiga
Every great hero faces trials, and you—yes, YOU—are no exception!
Chat with Taiga
More answers

3x3=9

HCF=9

User Avatar

swati tyagi

Lvl 2
1y ago
User Avatar

Add your answer:

Earn +20 pts
Q: What is the HCF of 18 54 and 81?
Write your answer...
Submit
Still have questions?
magnify glass
imp