Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 1 - Section 1.5 - Prime Factorization - Exercise: 25

Answer

Yes, divisible by 3

Work Step by Step

We sum the digits of 218745: 2+1+8+7+4+5=27, which is divisible by 3. Therefore, 218745 is divisible by 3.
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