# 26-digit PI= 3.1415926535897932384626433 # p N=2**p bit PI (seq) time (seq) PI (par) time (par) 1 2 32 3.162353038787841796875 0.228961E-04 3.162353038787841796875 0.109470E+00 2 4 32 3.146800518035888671875 0.695558E-05 3.146800518035888671875 0.298534E-01 3 8 32 3.142894983291625976563 0.415696E-05 3.142894983291625976563 0.299626E-01 4 16 32 3.141918420791625976563 0.450108E-05 3.141918182373046875000 0.299718E-01 5 32 32 3.141674757003784179688 0.506919E-05 3.141673803329467773438 0.299723E-01 6 64 32 3.141612529754638671875 0.502495E-05 3.141612768173217773438 0.299688E-01 7 128 32 3.141597270965576171875 0.577886E-05 3.141597747802734375000 0.299782E-01 8 256 32 3.141594171524047851563 0.115307E-04 3.141593694686889648438 0.299430E-01 9 512 32 3.141592979431152343750 0.140080E-04 3.141592502593994140625 0.299807E-01 10 1024 32 3.141591548919677734375 0.210023E-04 3.141592741012573242188 0.299649E-01 11 2048 32 3.141591787338256835938 0.388399E-04 3.141592741012573242188 0.822470E-04 12 4096 32 3.141593933105468750000 0.750064E-04 3.141592264175415039063 0.637718E-04 13 8192 32 3.141590833663940429688 0.143653E-03 3.141592741012573242188 0.478821E-04 14 16384 32 3.141590595245361328125 0.322737E-03 3.141592264175415039063 0.549811E-04 15 32768 32 3.141591072082519531250 0.640897E-03 3.141592502593994140625 0.633639E-04 16 65536 32 3.141590118408203125000 0.129191E-02 3.141592264175415039063 0.672149E-04 17 131072 32 3.141554117202758789063 0.227843E-02 3.141592979431152343750 0.110855E-03 18 262144 32 3.141556262969970703125 0.483303E-02 3.141592502593994140625 0.996126E-02 19 524288 32 3.141239643096923828125 0.967704E-02 3.141602039337158203125 0.103027E-01 20 1048576 32 3.140426158905029296875 0.193580E-01 3.141627073287963867188 0.238113E-02 21 2097152 32 3.139504432678222656250 0.388217E-01 3.141628742218017578125 0.109990E-02 22 4194304 32 3.125116586685180664063 0.784218E-01 3.141418933868408203125 0.196705E-01 23 8388608 32 2.991986751556396484375 0.154869E+00 3.140863656997680664063 0.150756E-01 24 16777216 32 4.000000000000000000000 0.309522E+00 3.142787218093872070313 0.790256E-02 25 33554432 32 2.000000000000000000000 0.619640E+00 3.147295475006103515625 0.256759E-01 26 67108864 32 1.000000000000000000000 0.123723E+01 3.145092248916625976563 0.575262E-01 27 134217728 32 0.500000000000000000000 0.247497E+01 3.151345491409301757813 0.109154E+00 28 268435456 32 0.250000000000000000000 0.494698E+01 3.170188188552856445313 0.243091E+00 29 536870912 32 0.125000000000000000000 0.989590E+01 3.163310289382934570313 0.287191E+00 30 1073741824 32 0.062500000000000000000 0.197942E+02 2.500000000000000000000 0.505077E+00 31 2147483648 32 0.031250000000000000000 0.395737E+02 1.250000000000000000000 0.102190E+01 32 4294967296 32 0.015625000000000000000 0.791139E+02 0.625000000000000000000 0.201578E+01 33 8589934592 32 0.007812500000000000000 0.158265E+03 0.312500000000000000000 0.403377E+01 34 17179869184 32 0.003906250000000000000 0.316383E+03 0.156250000000000000000 0.105291E+02 35 34359738368 32 0.001953125000000000000 0.633009E+03 0.078125000000000000000 0.215402E+02