Identify a number that is divisible by 8, 6, 4, 16, and 12, which is not divisible by 18, 7, 9, 5, and 15. Describe how you found the number.
Factors of 8 6 4 16 12 factors of 5 7 9 15 18
1 2 3 4 6 8 12 16 1 3 5 6 7 9 15 18
Leave out 4 (since 8 12 16 are divisible by 4)
8 x 12 x 16 = 1536