How to simplify $40.1 \times 1.66 \times 10^{- 24}$ $40.1times 1.66times10^-24$ in scientific notation?

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Answer 1 · 2015-11-10T13:55:35

6.6566 X $10^{- 23}$ $10^-23$

40.1 X 1.66 X 10^-24
= 4.01 X 10 X 1.66 X 10^-24
= 4.01 X 1.66 X 10^-24+1
= 6.6566 X 10^-23

How to simplify 40.1×1.66×10−2440.1times 1.66times10^-24 in scientific notation?