Express the following number in usual form 1)1.4×10 square 4 2)9.47×10 Square 5 3)4.51×10 square

Express the following number in usual form
1)1.4×10 square 4
2)9.47×10 Square 5
3)4.51×10 square 6
4)3.1352×10 square 7
5)7.816×10 square 8
6)1.789×10 square 9