Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
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Chapter 1 - Whole Numbers - 1.5 Dividing Whole Numbers - 1.5 Exercises - Page 51: 25

Answer

9,221,784 is divisible by 2 and 3.

Work Step by Step

9,221,784 is divisible by 2 because it is an even number. 9,221,784 is divisible by 3 because the sum of its digits is divisible by 3. 9+2+2+1+7+8+4=33; 3+3=6; 6 is divisible by 3. 9,221,784 is not divisible by 5 because it does not end in 0 or 5. 9,221,78 is not divisible by 10 because it does not end in zero.
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