perplexus.info :: Numbers : Sum Of The Digits

Sum Of The Digits (Posted on 2004-01-27)

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].

Submitted by Ravi Raja

Rating: 2.1667 (6 votes)

Solution: (Hide)

Gamer provides a solution here based on Ady's solution

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
re: NOOOOOOOOOOOO	K Sengupta	2021-12-12 23:10:46
Solution	Praneeth	2007-09-11 08:03:45
NOOOOOOOOOOOO	Alissa	2005-10-25 18:20:19
I agree	Puneeth	2004-07-30 20:45:10
No Subject	paul	2004-03-08 20:17:08
SOD	Purna	2004-01-29 03:39:57
SOD	Purna	2004-01-29 03:39:07
re(3): super easy	SilverKnight	2004-01-27 12:19:08
re(2): super easy	Richard	2004-01-27 12:03:26
re(3): super easy //e.g +GAMER	Ady TZIDON	2004-01-27 09:41:02
re(2): super easy	e.g.	2004-01-27 09:11:38
re: super easy	Gamer	2004-01-27 09:06:13
re: super easy	SilverKnight	2004-01-27 09:01:48
super easy	Ady TZIDON	2004-01-27 07:46:37

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