What is 1.6*10^{-19}*40 ?

The solution to 1.6*10^{-19}*40 is 1/(5^{19)*8192}

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simplify 1.610^{-19}40

simplify

1.6 \cdot 1 0^{- 19} \cdot 40

\frac{1}{5 ^{19} \cdot 8192}

Decimal Notation

6.4 E - 18

Solution steps

1.6 \cdot 1 0^{- 19} \cdot 40

Multiply the numbers:

1.6 \cdot 40 = 64

= 64 \cdot 1 0^{- 19}

= 1 0^{- 19} \cdot 64

Apply exponent rule:

a^{- b} = \frac{1}{a ^{b}}

1 0^{- 19} = \frac{1}{1 0 ^{19}}

= \frac{1}{1 0 ^{19}} \cdot 64

\frac{1}{1 0 ^{19}} \cdot 64 = \frac{1}{5 ^{19} \cdot 8192}

= \frac{1}{5 ^{19} \cdot 8192}

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