连环类笔试题

这次是连环游戏，每一题的答案将在下一题中用到。

1、{first 10-digit prime found in consecutive digits e}.com.
e中出现的连续的第一个10个数字组成的质数。

2、7427466391.com
Congratulations,Youve made it to level 2. Go to  and enter Bobsyouruncle as the login and the answer to this equation as the password.

f(1)=7182818284
f(2)=8182845904
f(3)=8747135266
f(4)=7427466391
f(5)=__________

update：提示：f(1)到f(4)是e中连续的10个数字满足总和等于49的前4个，f(5)当然是让你搜索第5个咯，编个小程序吧。
答案：5966290435

3、Google recruits eggheads with mystery billboard
Mysterious Billboard May Be Google Recruitment Ad
Myserious billboard
Google is behind mystery geek trap。