# 26-digit PI= 3.1415926535897932384626433 # p N=2**p bit PI (seq) time (seq) PI (par) time (par) 1 2 32 3.162353038787841796875 0.161193E-04 3.162353038787841796875 0.117023E-02 2 4 32 3.146800518035888671875 0.231341E-05 3.146800518035888671875 0.176020E-04 3 8 32 3.142894983291625976563 0.169128E-05 3.142894983291625976563 0.158511E-04 4 16 32 3.141918420791625976563 0.163913E-05 3.141917943954467773438 0.153929E-04 5 32 32 3.141674757003784179688 0.171363E-05 3.141674280166625976563 0.161864E-04 6 64 32 3.141612529754638671875 0.210479E-05 3.141612529754638671875 0.165589E-04 7 128 32 3.141597270965576171875 0.284612E-05 3.141597747802734375000 0.167266E-04 8 256 32 3.141594171524047851563 0.457838E-05 3.141593694686889648438 0.174046E-04 9 512 32 3.141592979431152343750 0.780076E-05 3.141592979431152343750 0.181086E-04 10 1024 32 3.141591548919677734375 0.143647E-04 3.141592502593994140625 0.193715E-04 11 2048 32 3.141591787338256835938 0.276789E-04 3.141592979431152343750 0.187159E-04 12 4096 32 3.141593933105468750000 0.539795E-04 3.141592502593994140625 0.181906E-04 13 8192 32 3.141591310501098632813 0.115715E-03 3.141592502593994140625 0.196472E-04 14 16384 32 3.141590595245361328125 0.212513E-03 3.141593217849731445313 0.238158E-04 15 32768 32 3.141591072082519531250 0.423744E-03 3.141592979431152343750 0.331700E-04 16 65536 32 3.141590118408203125000 0.849653E-03 3.141592264175415039063 0.508986E-04 17 131072 32 3.141554117202758789063 0.170574E-02 3.141594886779785156250 0.861436E-04 18 262144 32 3.141556262969970703125 0.339361E-02 3.141590356826782226563 0.156555E-03 19 524288 32 3.141239643096923828125 0.779118E-02 3.141571044921875000000 0.301383E-03 20 1048576 32 3.140426158905029296875 0.135566E-01 3.141663074493408203125 0.584312E-03 21 2097152 32 3.139504432678222656250 0.271100E-01 3.141595602035522460938 0.114389E-02 22 4194304 32 3.125116586685180664063 0.542126E-01 3.141397953033447265625 0.327033E-02 23 8388608 32 2.991986751556396484375 0.108593E+00 3.143488168716430664063 0.461312E-02 24 16777216 32 4.000000000000000000000 0.218267E+00 3.142450809478759765625 0.915276E-02 25 33554432 32 2.000000000000000000000 0.435676E+00 3.144632816314697265625 0.236048E-01 26 67108864 32 1.000000000000000000000 0.870879E+00 3.151786804199218750000 0.663886E-01 27 134217728 32 0.500000000000000000000 0.174434E+01 3.158061027526855468750 0.165450E+00 28 268435456 32 0.250000000000000000000 0.350710E+01 3.176690816879272460938 0.302924E+00 29 536870912 32 0.125000000000000000000 0.697753E+01 2.904921531677246093750 0.473565E+00 30 1073741824 32 0.062500000000000000000 0.139532E+02 1.500000000000000000000 0.830410E+00 31 2147483648 32 0.031250000000000000000 0.279126E+02 0.750000000000000000000 0.159948E+01 32 4294967296 32 0.015625000000000000000 0.558053E+02 0.375000000000000000000 0.250609E+01 33 8589934592 32 0.007812500000000000000 0.111611E+03 0.187500000000000000000 0.500303E+01 34 17179869184 32 0.003906250000000000000 0.223211E+03 0.093750000000000000000 0.952899E+01 35 34359738368 32 0.001953125000000000000 0.446441E+03 0.046875000000000000000 0.187392E+02