No.
No.
Yes and with no remainder
Yes - since the sum of the digits of the number 456 is equal to a multiple of 3, 456 is divisible by 3 - in this instance, 456/3 = 152.
dude.... that's what a calculator is for.
381 is divisible 3 and only 3
It is divisible by 3 because 381/3 = 127
No.
No.
Oh, dude, like, totally! 456 is divisible by 3 because the sum of its digits (4 + 5 + 6) equals 15, which is divisible by 3. So, yeah, you can totally divide 456 by 3 without any drama.
456 and its multiples (712, 1168, 1424, etc.)
Yes and with no remainder
Yes. Its quotient is 127
127, 254, 381 and so on.
All multiples of 456, which is an infinite number, including 456, 912, 1368, 1824, 2280, 2736 . . .
Yes - since the sum of the digits of the number 456 is equal to a multiple of 3, 456 is divisible by 3 - in this instance, 456/3 = 152.
dude.... that's what a calculator is for.