# 26-digit PI= 3.1415926535897932384626433 # p N=2**p bit PI (seq) time (seq) PI (par) time (par) 1 2 32 3.162353038787841796875 0.189990E-04 3.162353038787841796875 0.177738E-02 2 4 32 3.146800518035888671875 0.350829E-05 3.146800518035888671875 0.523771E-04 3 8 32 3.142894983291625976563 0.296626E-05 3.142894983291625976563 0.442243E-04 4 16 32 3.141918420791625976563 0.268221E-05 3.141918182373046875000 0.432772E-04 5 32 32 3.141674757003784179688 0.270596E-05 3.141674518585205078125 0.692038E-04 6 64 32 3.141612529754638671875 0.268873E-05 3.141613245010375976563 0.746739E-04 7 128 32 3.141597270965576171875 0.289781E-05 3.141598224639892578125 0.678329E-04 8 256 32 3.141594171524047851563 0.473810E-05 3.141594171524047851563 0.862819E-04 9 512 32 3.141592979431152343750 0.490388E-05 3.141592741012573242188 0.763009E-04 10 1024 32 3.141591548919677734375 0.690576E-05 3.141592741012573242188 0.702320E-04 11 2048 32 3.141591787338256835938 0.114427E-04 3.141592741012573242188 0.863420E-04 12 4096 32 3.141593933105468750000 0.206428E-04 3.141592741012573242188 0.846856E-04 13 8192 32 3.141591310501098632813 0.412269E-04 3.141592741012573242188 0.604033E-04 14 16384 32 3.141590595245361328125 0.743479E-04 3.141592502593994140625 0.507082E-04 15 32768 32 3.141591072082519531250 0.149781E-03 3.141592502593994140625 0.416930E-04 16 65536 32 3.141590118408203125000 0.257640E-03 3.141592741012573242188 0.505634E-04 17 131072 32 3.141554117202758789063 0.535833E-03 3.141592979431152343750 0.592340E-04 18 262144 32 3.141556262969970703125 0.102659E-02 3.141592502593994140625 0.838069E-04 19 524288 32 3.141239643096923828125 0.221886E-02 3.141601324081420898438 0.145546E-03 20 1048576 32 3.140426158905029296875 0.429743E-02 3.141627073287963867188 0.259067E-03 21 2097152 32 3.139504432678222656250 0.972561E-02 3.141628503799438476563 0.493601E-03 22 4194304 32 3.125116586685180664063 0.196538E-01 3.141419172286987304688 0.949230E-03 23 8388608 32 2.991986751556396484375 0.368154E-01 3.140863895416259765625 0.232175E-02 24 16777216 32 4.000000000000000000000 0.715269E-01 3.142787694931030273438 0.347248E-02 25 33554432 32 2.000000000000000000000 0.145518E+00 3.147294759750366210938 0.694008E-02 26 67108864 32 1.000000000000000000000 0.284326E+00 3.145092487335205078125 0.145862E-01 27 134217728 32 0.500000000000000000000 0.567716E+00 3.151345252990722656250 0.281805E-01 28 268435456 32 0.250000000000000000000 0.113058E+01 3.170188188552856445313 0.549952E-01 29 536870912 32 0.125000000000000000000 0.226396E+01 3.163310289382934570313 0.109990E+00 30 1073741824 32 0.062500000000000000000 0.452226E+01 2.500000000000000000000 0.214843E+00 31 2147483648 32 0.031250000000000000000 0.904351E+01 1.250000000000000000000 0.427663E+00 32 4294967296 32 0.015625000000000000000 0.180858E+02 0.625000000000000000000 0.850107E+00 33 8589934592 32 0.007812500000000000000 0.361728E+02 0.312500000000000000000 0.169516E+01 34 17179869184 32 0.003906250000000000000 0.722503E+02 0.156250000000000000000 0.393696E+01 35 34359738368 32 0.001953125000000000000 0.144555E+03 0.078125000000000000000 0.841613E+01