Even or Odd?
Number Theory
Level
1
What's n!
for all n belonging to N - {1}.
It's Odd
It's Even
both even as well as odd
Indeterminant
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1 solution
Well that's obvious. n factorial is product of all natural numbers less than and equal to n. for n being greater than 1 you'll always have some even no. in its factorial that'll make n! = 2k i.e even