Fascinating Number :- The number of 3 digit or more, when we multiplied that number by 2 and 3, and product of both is concatenated with the original number, after concatenated the number contain all the digits from 1 to 9 exactly once, regardless of the number of zeros. Example: Consider a number 327 327*1=327 327*2=654 327*3=981 Concatenating all result: ...

Read More »