CAT Exam

Find the smallest number that has exactly 18 factors.

Read Solution (Total 2)

180

2^2*3^2*5^1
no of factor-(2+1)*(2+1)*(1+1)=18
11 years agoHelpfull: Yes(1) No(0)

18 has the following factors 1*18,2*9,3*6
2^5*3^2=288 smallest number that has 18 factors
5 years agoHelpfull: Yes(0) No(1)

CAT Other Question

If a three digit number abc has 4 factors, how many factors does the 6-digit number abcabc have? Find the smallest number that has exactly 36 factors.