#### Answer

$2\times2\times2\times5$

#### Work Step by Step

$2|\underline{40}$ last digit is even
$2|\underline{20}$ last digit is even
$2|\underline{10}$ last digit is even
$\ \ \ \ \ 5$

Published by
Brooks Cole

ISBN 10:
1285199197

ISBN 13:
978-1-28519-919-1

$2\times2\times2\times5$

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