# 26 digits of E= 2.71828 18284 59045 23536 02874 # 64-bit exp(1)= 2.7182818284590451 # p N = 2**p kind E (seq) time(seq) E (par) time(par) 1 2 8 2.250000000000000000000 0.120110E-04 2.250000000000000000000 0.170119E-03 2 4 8 2.441406250000000000000 0.335206E-05 2.441406250000000000000 0.670401E-05 3 8 8 2.565784513950347900391 0.363193E-05 2.565784513950347900391 0.502798E-05 4 16 8 2.637928497366599511764 0.307302E-05 2.637928497366599955853 0.544720E-04 5 32 8 2.676990129378183258524 0.335195E-05 2.676990129378182814435 0.474905E-05 6 64 8 2.697344952565099873709 0.307290E-05 2.697344952565097653263 0.502798E-05 7 128 8 2.707739019688019332932 0.307302E-05 2.707739019688021553378 0.502798E-05 8 256 8 2.712991624253433098346 0.335299E-05 2.712991624253428657454 0.642496E-05 9 512 8 2.715632000168989979017 0.391004E-05 2.715632000168989090838 0.558700E-05 10 1024 8 2.716955729466435709441 0.474905E-05 2.716955729466417945872 0.502809E-05 11 2048 8 2.717618482336879637273 0.698294E-05 2.717618482336886742701 0.530703E-05 12 4096 8 2.717950081189666633463 0.111740E-04 2.717950081189668853909 0.698410E-05 13 8192 8 2.718115936265787624393 0.192750E-04 2.718115936265783183501 0.866002E-05 14 16384 8 2.718198877721949013875 0.357550E-04 2.718198877721945905250 0.128500E-04 15 32768 8 2.718240351930269582681 0.681590E-04 2.718240351930282017179 0.206711E-04 16 65536 8 2.718261089904645544380 0.134084E-03 2.718261089904744576273 0.368740E-04 17 131072 8 2.718271459109236953822 0.265095E-03 2.718271459109287579992 0.706740E-04 18 262144 8 2.718276643766011080317 0.539409E-03 2.718276643765825451027 0.135760E-03 19 524288 8 2.718279236107885576956 0.106485E-02 2.718279236107881580153 0.277387E-03 20 1048576 8 2.718280532282412842449 0.212691E-02 2.718280532282640216124 0.537733E-03 21 2097152 8 2.718281180370622607256 0.446137E-02 2.718281180370666572088 0.106262E-02 22 4194304 8 2.718281504414351346100 0.847104E-02 2.718281504414417959481 0.212160E-02 23 8388608 8 2.718281666436819676846 0.169454E-01 2.718281666436208166005 0.425661E-02 24 16777216 8 2.718281747448352270169 0.338911E-01 2.718281747447959251218 0.949818E-02 25 33554432 8 2.718281787952748107529 0.679410E-01 2.718281787952061101521 0.169854E-01 26 67108864 8 2.718281808206489014168 0.136122E+00 2.718281808204162430798 0.348884E-01 27 134217728 8 2.718281818334183697061 0.273024E+00 2.718281818335327226777 0.687393E-01 28 268435456 8 2.718281823395742868854 0.544320E+00 2.718281823395678031829 0.227135E+00 29 536870912 8 2.718281825927307160384 0.108581E+01 2.718281825928359651812 0.287464E+00 30 1073741824 8 2.718281827192953414851 0.216953E+01 2.718281827193150590460 0.664860E+00 31 2147483648 8 2.718281827825886232120 0.435406E+01 2.718281827825555829747 0.108792E+01 32 4294967296 8 2.718281828142369516144 0.871117E+01 2.718281828142423250938 0.217716E+01 33 8589934592 8 2.718281828299391467141 0.174184E+02 2.718281828299010882688 0.436138E+01 34 17179869184 8 2.718281828374554898176 0.348479E+02 2.718281828365829877470 0.871129E+01 35 34359738368 8 2.718281828399105037875 0.696913E+02 2.718281828389232046561 0.175876E+02 36 68719476736 8 2.718281828355593621183 0.139367E+03 2.718281828346897466275 0.349078E+02