Question

Find the least number of five digits which is exactly divisible by 32,36 and 45 (with full solution)

Answer 1

LCM of 32,36 and 45 =1440
Smallest 5 - digit no. =10000
Divide 10000 by 1440
Remainder = 1360
Req. no.=10000+(1440-1360)
             =10000+80
             =10080
Ans.=10800 is the smallest 5- digit no. exactly divisible by 32,36 and 45.