Question

Find the HCF and LCM of 861 and 1353 please solve it

Answer 1

Answer:

Here the 2 no's. Are 861 and 1353

By prime factorisation method

861=3*7*41

And 1353=3*11*41

So their hcf =3*41= 123

Now lcm= 3*7*41*11=9471