Question

Find the HCF and LCM of
861, 1353

Answer 1

The given numbers are 861 and 1353.
We have:

Now, we have:
861 = 3 × 41 × 7
1353 = 41 × 11 × 3
∴ HCF = 41 × 3 = 123
Also, LCM = 41 × 3 × 11 × 7 = 9471