Question

Find the greatest number of 6 digits exactly divisibke by 24,15 and 36.​

Answer 1

Answer:

999720 is the greatest digit that is divisible by 24 , 15 and 36

Answer 2

Answer:

Let's find the LCM of 24, 15, and 36.

24=(23)(31)(50)

15=(20)(31)(51)

36=(22)(32)(50)

The LCM must have all of these factors.

The LCM is (23)(32)(51)=360

So now, we need the biggest six digit multiple of 360 which is 999720.