1乘以2乘以3乘以4 一直乘以到100后的得数 它的首位数是几

2025-02-23 13:00:07
推荐回答(1个)
回答1:

100! =
9332621544394415268169923885626670049071596826438162146859296389521759\
9993229915608941463976156518286253697920827223758251185210916864000000\
000000000000000000

所以首位数字是9