Math Help - Bonus problems need it done by TOMMOROW!!

1. Bonus problems need it done by TOMMOROW!!

If you take all the prime numbers less than 1,000,000 and multiply them together, what will be the last digit of the answer?????

2. Hello, help123!

Did you even try ?

If you take all the prime numbers less than 1,000,000 and multiply them together,
what will be the last digit of the answer?

The primes are: . 2, 3, 5, 7, 11, . . .

Start mutiplying . . .

. . $\begin{array}{ccc}2 \times 3 &=& 6 \\
\times 5 &=& 30 \\ \times 7 &=& 210 \\ \times 11 &=& 2310 \\
\vdots & & \vdots \\ & & duh!\end{array}$

3. thank you thank you