387 is divisible by: 1 3 9 43 129 and 387.
215 387 129 645 258 86 1032 3096 1720 860 172 344
129
64.5
There are 17 numbers between 300 and 400 that are divisible by three but not divisible by two. They are: 303, 309, 315, 321, 327, 333, 339, 345, 351, 357, 363, 369, 375, 381, 387, 393 and 399.
387 is divisible by: 1 3 9 43 129 and 387.
No - 387/6 =64.5
No.
No it's not. To be divisible by five it has to end in either five or zero.
215 387 129 645 258 86 1032 3096 1720 860 172 344
129
62 of them.
1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 8127.
387 = 3 x 3 x 43
64.5
As a product of its prime factors: 3*3*43 = 387
All composite.