# 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 0.167005E-04 2.250000000000000000000 0.376140E-02 2 4 8 2.441406250000000000000 0.282750E-05 2.441406250000000000000 0.230819E-04 3 8 8 2.565784513950347900391 0.197068E-05 2.565784513950347900391 0.162907E-04 4 16 8 2.637928497366599511764 0.154600E-05 2.637928497366599511764 0.161640E-04 5 32 8 2.676990129378183258524 0.141934E-05 2.676990129378182370346 0.162274E-04 6 64 8 2.697344952565099873709 0.134483E-05 2.697344952565098097352 0.171810E-04 7 128 8 2.707739019688019332932 0.170991E-05 2.707739019688020221111 0.165999E-04 8 256 8 2.712991624253433098346 0.216067E-05 2.712991624253425548830 0.183694E-04 9 512 8 2.715632000168989979017 0.307709E-05 2.715632000168993087641 0.166893E-04 10 1024 8 2.716955729466435709441 0.346079E-05 2.716955729466452140741 0.170060E-04 11 2048 8 2.717618482336879637273 0.875816E-05 2.717618482336857432813 0.167526E-04 12 4096 8 2.717950081189666633463 0.980496E-05 2.717950081189525413095 0.197552E-04 13 8192 8 2.718115936265787624393 0.313371E-04 2.718115936265769416735 0.189096E-04 14 16384 8 2.718198877721949013875 0.360683E-04 2.718198877722043160787 0.252202E-04 15 32768 8 2.718240351930269582681 0.121918E-03 2.718240351930317988405 0.372827E-04 16 65536 8 2.718261089904645544380 0.164837E-03 2.718261089904658422967 0.567622E-04 17 131072 8 2.718271459109236953822 0.277862E-03 2.718271459109327103931 0.324994E-04 18 262144 8 2.718276643766011080317 0.562768E-03 2.718276643765882738535 0.514798E-04 19 524288 8 2.718279236107885576956 0.110852E-02 2.718279236107420171464 0.609532E-04 20 1048576 8 2.718280532282412842449 0.221620E-02 2.718280532283735340116 0.108134E-03 21 2097152 8 2.718281180370622607256 0.443354E-02 2.718281180371046268363 0.200078E-03 22 4194304 8 2.718281504414351346100 0.985566E-02 2.718281504414869154118 0.385851E-03 23 8388608 8 2.718281666436819676846 0.177091E-01 2.718281666434259946641 0.756256E-03 24 16777216 8 2.718281747448352270169 0.371224E-01 2.718281747445238316630 0.183025E-02 25 33554432 8 2.718281787952748107529 0.759916E-01 2.718281787949904604318 0.384205E-02 26 67108864 8 2.718281808206489014168 0.147471E+00 2.718281808195593285404 0.764696E-02 27 134217728 8 2.718281818334183697061 0.299365E+00 2.718281818343891931278 0.146814E-01 28 268435456 8 2.718281823395742868854 0.593973E+00 2.718281823398999819119 0.150013E+00 29 536870912 8 2.718281825927307160384 0.121694E+01 2.718281825929372619299 0.111957E+00 30 1073741824 8 2.718281827192953414851 0.242398E+01 2.718281827192589705788 0.245837E+00 31 2147483648 8 2.718281827825886232120 0.484994E+01 2.718281827825985708103 0.379987E+00 32 4294967296 8 2.718281828142369516144 0.974513E+01 2.718281828138497058234 0.584721E+00 33 8589934592 8 2.718281828299391467141 0.193667E+02 2.718281828296133184608 0.103330E+01 34 17179869184 8 2.718281828374554898176 0.388729E+02 2.718281828298436231250 0.221813E+01 35 34359738368 8 2.718281828399105037875 0.778387E+02 2.718281828244769382508 0.343863E+01 36 68719476736 8 2.718281828355593621183 0.155268E+03 2.718281827462240229920 0.686106E+01