# 26-digit PI= 3.1415926535897932384626433 # p N=2**p bit PI (seq) time (seq) PI (par) time (par) 1 2 32 3.162353038787841796875 0.192607E-04 3.162353038787841796875 0.174483E-03 2 4 32 3.146800518035888671875 0.372203E-05 3.146800518035888671875 0.624172E-05 3 8 32 3.142894983291625976563 0.380678E-05 3.142894744873046875000 0.661891E-05 4 16 32 3.141918420791625976563 0.319025E-05 3.141918420791625976563 0.530016E-05 5 32 32 3.141674757003784179688 0.366988E-05 3.141674041748046875000 0.486989E-05 6 64 32 3.141612529754638671875 0.369782E-05 3.141613006591796875000 0.571925E-05 7 128 32 3.141597270965576171875 0.489736E-05 3.141597986221313476563 0.532903E-05 8 256 32 3.141594171524047851563 0.609690E-05 3.141593933105468750000 0.728900E-05 9 512 32 3.141592979431152343750 0.885874E-05 3.141592979431152343750 0.732206E-05 10 1024 32 3.141591548919677734375 0.145892E-04 3.141592264175415039063 0.110590E-04 11 2048 32 3.141591787338256835938 0.262279E-04 3.141592264175415039063 0.174190E-04 12 4096 32 3.141593933105468750000 0.489159E-04 3.141592502593994140625 0.266377E-04 13 8192 32 3.141591310501098632813 0.948189E-04 3.141592264175415039063 0.574663E-04 14 16384 32 3.141590595245361328125 0.185979E-03 3.141592979431152343750 0.112216E-03 15 32768 32 3.141591072082519531250 0.378067E-03 3.141592979431152343750 0.221224E-03 16 65536 32 3.141590118408203125000 0.761626E-03 3.141593456268310546875 0.365428E-03 17 131072 32 3.141554117202758789063 0.150777E-02 3.141596794128417968750 0.882127E-03 18 262144 32 3.141556262969970703125 0.304656E-02 3.141582489013671875000 0.146794E-02 19 524288 32 3.141239643096923828125 0.598974E-02 3.141627788543701171875 0.294649E-02 20 1048576 32 3.140426158905029296875 0.118166E-01 3.141475200653076171875 0.626002E-02 21 2097152 32 3.139504432678222656250 0.237034E-01 3.140707969665527343750 0.121881E-01 22 4194304 32 3.125116586685180664063 0.473237E-01 3.144063949584960937500 0.252449E-01 23 8388608 32 2.991986751556396484375 0.956763E-01 3.154937744140625000000 0.509319E-01 24 16777216 32 4.000000000000000000000 0.190403E+00 3.151985883712768554688 0.100245E+00 25 33554432 32 2.000000000000000000000 0.380247E+00 3.189924955368041992188 0.196099E+00 26 67108864 32 1.000000000000000000000 0.808728E+00 3.209477424621582031250 0.398364E+00 27 134217728 32 0.500000000000000000000 0.168580E+01 2.000000000000000000000 0.799789E+00 28 268435456 32 0.250000000000000000000 0.344006E+01 1.000000000000000000000 0.159393E+01 29 536870912 32 0.125000000000000000000 0.694556E+01 0.500000000000000000000 0.316332E+01 30 1073741824 32 0.062500000000000000000 0.139542E+02 0.250000000000000000000 0.636267E+01 31 2147483648 32 0.031250000000000000000 0.279720E+02 0.125000000000000000000 0.127617E+02 32 4294967296 32 0.015625000000000000000 0.560063E+02 0.062500000000000000000 0.254900E+02 33 8589934592 32 0.007812500000000000000 0.112086E+03 0.031250000000000000000 0.508680E+02 34 17179869184 32 0.003906250000000000000 0.224240E+03 0.015625000000000000000 0.101377E+03 35 34359738368 32 0.001953125000000000000 0.448753E+03 0.007812500000000000000 0.201488E+03