Lakshmi Divya Teja

• Dec 3rd, 2005

 

Answer is ZERO

Himanshu

• Dec 5th, 2005

 

@Lakshmi Divya Teja

1st read the question.it is the sum of factorial not the product

so the answer will be 3  

deepika

• Sep 19th, 2006

 

1+4+6+24+120+720+............................................

so the last digit is 5 not 3

deepika

• Sep 19th, 2006

 

sorry its not 5 its 3

ankit_goyal_1988

 Profile Answers by ankit_goyal_1988 

• Dec 27th, 2009

 

Answer is 3

Here is the clue.
Last digit is
1!=  1
2!=  2
3!=  6
4!=  4
5!=  0
6!=  0
7!=  0
8!=  0
9!=  0
10!=0
+
-----------
       13

Hence last digit is 3