TCS Company Logical Reasoning General Mental Ability

cracked tcs aptitude today..thanx to m4maths.most of the questions were from this site.prepare LR there were 5 reasoning paragraphs in my set. al d best

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TCS Other Question

1,4,108,294,? what is the next number? What is the value of
1(1!) + 2(2!) + 3(3!) + 4(4!) + ............+ 2012(2012)! ?