Project Euler Problem 7 Apr 30th, 2013 | Comments Table of Contents 1 Problem 2 Solution 3 Answer 1 Problem By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the 10 001st prime number? 2 Solution 找素数，没什么好说的，可以用 爱氏筛 3 Answer 104743 Source:C++