No, Because is can be divisble by 3
1 3 5 15 25 and 75.
45 is divisible by 1, 3, 5, 9, 15, and 45.
no
Nope
1, 3, 5, 7, 15, 21, 35 and 105 are the factors of 105.
No.
No
no
No.
NO.
esentialy all mutiples of 15 are also divisble by 5 and 3 15 30 45 60 75 90 105 120 135......