The sum of the two largest prime numbers less than 71 is 128.
The largest prime less than 20 is 19. The largest prime over 60 is 61. The sum of these two numbers is 80.
97 and 101 are the numbers. they amount to 198
7+5 = 12
79 + 73 = 152
9797 is the largest prime number less than 100.
67 will be the largest prime number less than 70.
The largest Mersenne prime less than 200 is 127.
There are 35 prime numbers less than 150.
The largest prime number less than 1000 is 997.The largest prime number no less than 1000 is currently 257,885,161-1
345
There are 48 prime numbers less than 220.