在10^20+391、393至10^20+8119、8121之间还有20个素数,其中有4对孪生素数——
100000000000000000391 is prime
100000000000000000393 is prime
100000000000000000559 is prime
100000000000000000561 is prime
100000000000000000753 is prime
100000000000000000757 is prime
100000000000000001821 is prime
100000000000000001827 is prime
100000000000000002691 is prime
100000000000000002697 is prime
100000000000000003363 is prime
100000000000000003367 is prime
100000000000000004237 is prime
100000000000000004239 is prime
100000000000000005611 is prime
100000000000000005613 is prime
100000000000000005779 is prime
100000000000000005781 is prime
100000000000000006783 is prime
100000000000000006787 is prime
100000000000000007923 is prime
100000000000000007927 is prime
100000000000000008119 is prime
100000000000000008121 is prime
5*10^7--5*10^12前后最大、最小孪生素数对
5*10^7 49999757 is prime
8位 49999759 is prime
8位 50000231 is prime
8位 50000233 is prime
5*10^8 499999319 is prime
9位 499999321 is prime
9位 500000069 is prime
9位 500000071 is prime
5*10^9 4999999859 is prime
10位 4999999861 is prime
10位 5000000351 is prime
10位 5000000353 is prime
5*10^10 49999999589 is prime
11位 49999999591 is prime
11位 50000000021 is prime
11位 50000000023 is prime
5*10^11 499999999061 is prime
12位 499999999063 is prime
12位 500000000609 is prime
12位 500000000611 is prime
5*10^12 4999999999877 is prime
13位 4999999999879 is prime
13位 5000000000447 is prime
13位 5000000000449 is prime