# 26 digits of E= 2.71828 18284 59045 23536 02874 # 64-bit exp(1)= 2.71828182845905 # p N = 2**p kind E (seq) time(seq) E (par) time(par) 1 2 8 2.250000000000000000000 0.109999E-04 2.250000000000000000000 0.560040E-01 2 4 8 2.441406250000000000000 0.500027E-05 2.441406250000000000000 0.599958E-05 3 8 8 2.565784513950347900391 0.500027E-05 2.565784513950347900391 0.699982E-05 4 16 8 2.637928497366599511764 0.400003E-05 2.637928497366599955853 0.699982E-05 5 32 8 2.676990129378183258524 0.400003E-05 2.676990129378182814435 0.600005E-05 6 64 8 2.697344952565099873709 0.400003E-05 2.697344952565099429620 0.699982E-05 7 128 8 2.707739019688019332932 0.499981E-05 2.707739019688019332932 0.699982E-05 8 256 8 2.712991624253433098346 0.499981E-05 2.712991624253429989722 0.700029E-05 9 512 8 2.715632000168989979016 0.499981E-05 2.715632000168994419909 0.700029E-05 10 1024 8 2.716955729466435709440 0.700029E-05 2.716955729466402846839 0.800006E-05 11 2048 8 2.717618482336879637273 0.100001E-04 2.717618482336890295414 0.800006E-05 12 4096 8 2.717950081189666633463 0.169999E-04 2.717950081189672850712 0.899984E-05 13 8192 8 2.718115936265787624393 0.299998E-04 2.718115936265794729820 0.100001E-04 14 16384 8 2.718198877721949013875 0.560000E-04 2.718198877721966333354 0.130003E-04 15 32768 8 2.718240351930269582681 0.107000E-03 2.718240351930323761565 0.189999E-04 16 65536 8 2.718261089904645544379 0.209000E-03 2.718261089904843608167 0.320002E-04 17 131072 8 2.718271459109236953822 0.414000E-03 2.718271459109177001778 0.580000E-04 18 262144 8 2.718276643766011080317 0.825000E-03 2.718276643765877853554 0.109000E-03 19 524288 8 2.718279236107885576956 0.164700E-02 2.718279236107580487669 0.211000E-03 20 1048576 8 2.718280532282412842449 0.329000E-02 2.718280532282610018058 0.000000E+00 21 2097152 8 2.718281180370622607256 0.000000E+00 2.718281180371200811408 0.000000E+00 22 4194304 8 2.718281504414351346099 0.000000E+00 2.718281504414115534729 0.000000E+00 23 8388608 8 2.718281666436819676846 0.000000E+00 2.718281666434456234072 0.000000E+00 24 16777216 8 2.718281747448352270169 0.000000E+00 2.718281747445860485612 0.000000E+00 25 33554432 8 2.718281787952748107529 0.000000E+00 2.718281787950482364380 0.000000E+00 26 67108864 8 2.718281808206489014168 0.304679E+00 2.718281808203600213858 0.183770E-01 27 134217728 8 2.718281818334183697061 0.265716E+00 2.718281818335394728336 0.526600E-01 28 268435456 8 2.718281823395742868854 0.346888E+00 2.718281823398353225230 0.287807E+00 29 536870912 8 2.718281825927307160384 0.106278E+01 2.718281825929267370157 0.182077E+00 30 1073741824 8 2.718281827192953414851 0.212542E+01 2.718281827193749666804 0.290026E+00 31 2147483648 8 2.718281827825886232120 0.405144E+01 2.718281827825054897119 0.764329E+00 32 4294967296 8 2.718281828142369516144 0.850143E+01 2.718281828141662082032 0.111484E+01 33 8589934592 8 2.718281828299391467141 0.170026E+02 2.718281828298455771176 0.216321E+01 34 17179869184 8 2.718281828374554898176 0.340051E+02 2.718281828374199182718 0.428631E+01 35 34359738368 8 2.718281828399105037875 0.680102E+02 2.718281828395267218923 0.854696E+01 36 68719476736 8 2.718281828355593621183 0.136022E+03 2.718281828345406658798 0.170494E+02