Thu Sep 13 12:59:34 2018 PRIME_SERIAL Python version: 3.6.5 Count the primes between N_LO and N_HI. PRIME_NUMBER_SWEEP Call PRIME_NUMBER to count the primes from 1 to N. N Pi Time 1 0 0.00000 2 1 0.00000 4 2 0.00000 8 4 0.00000 16 6 0.00001 32 11 0.00001 64 18 0.00003 128 31 0.00009 256 54 0.00027 512 97 0.00094 1024 172 0.00349 2048 309 0.01279 4096 564 0.04906 8192 1028 0.17968 16384 1900 0.71391 32768 3512 2.67262 65536 6542 10.09565 131072 12251 37.39712 PRIME_SERIAL Normal end of execution. Thu Sep 13 13:00:25 2018 PRIME_SERIAL Python version: 3.6.5 Count the primes between N_LO and N_HI. PRIME_NUMBER_SWEEP Call PRIME_NUMBER to count the primes from 1 to N. N Pi Time 1 0 0.00000 2 1 0.00000 4 2 0.00000 8 4 0.00000 16 6 0.00001 32 11 0.00001 64 18 0.00003 128 31 0.00009 256 54 0.00027 512 97 0.00095 1024 172 0.00348 2048 309 0.01367 4096 564 0.05159 8192 1028 0.18580 16384 1900 0.72985 32768 3512 2.58537 65536 6542 10.17650 131072 12251 37.70939 PRIME_SERIAL Normal end of execution.