!3000
i hope you realise how big that is... it's like 3000x2999x2998x2997x2996x2995 and so on to 1, which is one freaking big number
!0 = 1
!1 = 1
!2 = 2
!3 = 6
!4 = 24
!5 = 120
!6 = 720
!7 = 5040 and this is all i know off the top of my head, getting out a calculator
!3000 = 4.149359603437854085568670930
866e+9130