# 26-digit PI= 3.1415926535897932384626433 # p N=2**p bit PI (seq) time (seq) PI (par) time (par) 1 2 32 3.162353038787841796875 0.281840E-04 3.162353038787841796875 0.191925E-03 2 4 32 3.146800518035888671875 0.159400E-05 3.146800518035888671875 0.157300E-05 3 8 32 3.142894983291625976563 0.125200E-05 3.142894744873046875000 0.133100E-05 4 16 32 3.141918420791625976563 0.122000E-05 3.141918420791625976563 0.112300E-05 5 32 32 3.141674757003784179688 0.129200E-05 3.141674041748046875000 0.113000E-05 6 64 32 3.141612529754638671875 0.136600E-05 3.141613006591796875000 0.121600E-05 7 128 32 3.141597270965576171875 0.175800E-05 3.141597747802734375000 0.138000E-05 8 256 32 3.141594171524047851563 0.264100E-05 3.141593933105468750000 0.172500E-05 9 512 32 3.141592979431152343750 0.436800E-05 3.141592979431152343750 0.225200E-05 10 1024 32 3.141591548919677734375 0.773900E-05 3.141592502593994140625 0.365700E-05 11 2048 32 3.141591787338256835938 0.145950E-04 3.141592264175415039063 0.629800E-05 12 4096 32 3.141593933105468750000 0.282640E-04 3.141592502593994140625 0.116230E-04 13 8192 32 3.141591310501098632813 0.556310E-04 3.141592264175415039063 0.222550E-04 14 16384 32 3.141590595245361328125 0.110381E-03 3.141592979431152343750 0.435730E-04 15 32768 32 3.141591072082519531250 0.219861E-03 3.141592979431152343750 0.861640E-04 16 65536 32 3.141590118408203125000 0.438809E-03 3.141593456268310546875 0.171289E-03 17 131072 32 3.141554117202758789063 0.876682E-03 3.141596555709838867188 0.341609E-03 18 262144 32 3.141556262969970703125 0.175761E-02 3.141582489013671875000 0.682498E-03 19 524288 32 3.141239643096923828125 0.653711E-02 3.141627788543701171875 0.217737E-02 20 1048576 32 3.140426158905029296875 0.727451E-02 3.141475200653076171875 0.278201E-02 21 2097152 32 3.139504432678222656250 0.132133E-01 3.140708446502685546875 0.550633E-02 22 4194304 32 3.125116586685180664063 0.262677E-01 3.144063949584960937500 0.109600E-01 23 8388608 32 2.991986751556396484375 0.523995E-01 3.154937744140625000000 0.218720E-01 24 16777216 32 4.000000000000000000000 0.104702E+00 3.151985883712768554688 0.437167E-01 25 33554432 32 2.000000000000000000000 0.209064E+00 3.189925193786621093750 0.873085E-01 26 67108864 32 1.000000000000000000000 0.417980E+00 3.209477424621582031250 0.174567E+00 27 134217728 32 0.500000000000000000000 0.835702E+00 2.000000000000000000000 0.349750E+00 28 268435456 32 0.250000000000000000000 0.167127E+01 1.000000000000000000000 0.698562E+00 29 536870912 32 0.125000000000000000000 0.334288E+01 0.500000000000000000000 0.139748E+01 30 1073741824 32 0.062500000000000000000 0.668548E+01 0.250000000000000000000 0.285844E+01 31 2147483648 32 0.031250000000000000000 0.133777E+02 0.125000000000000000000 0.558833E+01 32 4294967296 32 0.015625000000000000000 0.267419E+02 0.062500000000000000000 0.111756E+02 33 8589934592 32 0.007812500000000000000 0.534792E+02 0.031250000000000000000 0.224283E+02 34 17179869184 32 0.003906250000000000000 0.106992E+03 0.015625000000000000000 0.447101E+02 35 34359738368 32 0.001953125000000000000 0.213958E+03 0.007812500000000000000 0.896087E+02