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Sum Of The Digits (Posted on 2004-01-27) Difficulty: 3 of 5
Find sum of digits of:(1999)^1999.
[The final answer should be a single digit number, for example, (2)^16 = 65536 and the sum of its digits will be given by (6 + 5 + 5 + 3 + 6 = 25, which again will be reduced to 2 + 5 = 7].

See The Solution Submitted by Ravi Raja    
Rating: 2.1667 (6 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
I agree | Comment 11 of 14 |
I actually agree with Richard
  Posted by Puneeth on 2004-07-30 20:45:10
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