# 26-digit PI= 3.1415926535897932384626433 # p N=2**p bit PI (seq) time (seq) PI (par) time (par) 1 2 32 3.162353038787841796875 0.215024E-04 3.162353038787841796875 0.119695E-02 2 4 32 3.146800518035888671875 0.267476E-05 3.146800518035888671875 0.144392E-04 3 8 32 3.142894983291625976563 0.209361E-05 3.142894983291625976563 0.129752E-04 4 16 32 3.141918420791625976563 0.174716E-05 3.141918182373046875000 0.138655E-04 5 32 32 3.141674757003784179688 0.210479E-05 3.141674280166625976563 0.145100E-04 6 64 32 3.141612529754638671875 0.214949E-05 3.141612768173217773438 0.132769E-04 7 128 32 3.141597270965576171875 0.334159E-05 3.141597509384155273438 0.141971E-04 8 256 32 3.141594171524047851563 0.457466E-05 3.141593933105468750000 0.142604E-04 9 512 32 3.141592979431152343750 0.794604E-05 3.141592979431152343750 0.161007E-04 10 1024 32 3.141591548919677734375 0.144653E-04 3.141592741012573242188 0.163503E-04 11 2048 32 3.141591787338256835938 0.277571E-04 3.141593217849731445313 0.157319E-04 12 4096 32 3.141593933105468750000 0.540912E-04 3.141592741012573242188 0.148900E-04 13 8192 32 3.141591310501098632813 0.106957E-03 3.141592741012573242188 0.182688E-04 14 16384 32 3.141590595245361328125 0.212692E-03 3.141593217849731445313 0.245832E-04 15 32768 32 3.141591072082519531250 0.428423E-03 3.141592502593994140625 0.350550E-04 16 65536 32 3.141590118408203125000 0.862330E-03 3.141592741012573242188 0.550896E-04 17 131072 32 3.141554117202758789063 0.169804E-02 3.141592264175415039063 0.969581E-04 18 262144 32 3.141556262969970703125 0.339302E-02 3.141596555709838867188 0.181895E-03 19 524288 32 3.141239643096923828125 0.779899E-02 3.141562700271606445313 0.356793E-03 20 1048576 32 3.140426158905029296875 0.135684E-01 3.141695499420166015625 0.694111E-03 21 2097152 32 3.139504432678222656250 0.271150E-01 3.141703367233276367188 0.136808E-02 22 4194304 32 3.125116586685180664063 0.542247E-01 3.141503095626831054688 0.272380E-02 23 8388608 32 2.991986751556396484375 0.108611E+00 3.144843578338623046875 0.551286E-02 24 16777216 32 4.000000000000000000000 0.218417E+00 3.143247365951538085938 0.109496E-01 25 33554432 32 2.000000000000000000000 0.435856E+00 3.139906406402587890625 0.775233E-01 26 67108864 32 1.000000000000000000000 0.872523E+00 3.147982120513916015625 0.127553E+00 27 134217728 32 0.500000000000000000000 0.176347E+01 3.164876937866210937500 0.129780E+00 28 268435456 32 0.250000000000000000000 0.348722E+01 3.171352386474609375000 0.408707E+00 29 536870912 32 0.125000000000000000000 0.697838E+01 2.500000000000000000000 0.418533E+00 30 1073741824 32 0.062500000000000000000 0.139591E+02 1.250000000000000000000 0.697361E+00 31 2147483648 32 0.031250000000000000000 0.279071E+02 0.625000000000000000000 0.145238E+01 32 4294967296 32 0.015625000000000000000 0.557959E+02 0.312500000000000000000 0.282965E+01 33 8589934592 32 0.007812500000000000000 0.111606E+03 0.156250000000000000000 0.577054E+01 34 17179869184 32 0.003906250000000000000 0.223185E+03 0.078125000000000000000 0.111619E+02 35 34359738368 32 0.001953125000000000000 0.446515E+03 0.039062500000000000000 0.223273E+02