n = 100, FACTSIZE = 19

 !100 = 

00000a00 a82b0f6a 5657152e 4fc1cb7c fdf0b66c 
ee796a78 2c165dc1 e230a2aa c651eb8d 8a6355b4 
afee4ed9 0ba40d5c ee410466 00eb4f6f a52c9728 
cc2d5b9c 8559bd49