general Maths Puzzle

Its a 9 digit number,all the numbers a different between (1-9).first 2 digits are divisible by 2,first 3 digits are divisible by 3,frst 4 digits are divisible by 4...and so on upto 9...wat is tha 9 digit num??

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general Other Question

If Ravi's age was equal to square of some number last year and the following year it would be cube of some number. If again Ravi's age has to be equal to the cube of some number, then for how long he will have to wait? Complete the series.
5,7,10,16,26,__,__