# 26-digit PI= 3.1415926535897932384626433 # p N=2**p bit PI (seq) time (seq) PI (par) time (par) 1 2 32 3.162353038787841796875 0.224086E-04 3.162353038787841796875 0.352746E-02 2 4 32 3.146800518035888671875 0.430085E-05 3.146800518035888671875 0.601010E-04 3 8 32 3.142894983291625976563 0.260724E-05 3.142894983291625976563 0.448609E-04 4 16 32 3.141918420791625976563 0.238186E-05 3.141918182373046875000 0.641220E-04 5 32 32 3.141674757003784179688 0.272924E-05 3.141674280166625976563 0.578091E-04 6 64 32 3.141612529754638671875 0.269618E-05 3.141613245010375976563 0.637723E-04 7 128 32 3.141597270965576171875 0.310084E-05 3.141597747802734375000 0.631926E-04 8 256 32 3.141594171524047851563 0.323728E-05 3.141593694686889648438 0.847951E-04 9 512 32 3.141592979431152343750 0.459980E-05 3.141592741012573242188 0.625718E-04 10 1024 32 3.141591548919677734375 0.673300E-05 3.141592502593994140625 0.729719E-04 11 2048 32 3.141591787338256835938 0.115149E-04 3.141592741012573242188 0.659488E-04 12 4096 32 3.141593933105468750000 0.200649E-04 3.141592741012573242188 0.657239E-04 13 8192 32 3.141591310501098632813 0.390890E-04 3.141592979431152343750 0.857650E-04 14 16384 32 3.141590595245361328125 0.657961E-04 3.141592741012573242188 0.679889E-04 15 32768 32 3.141591072082519531250 0.134817E-03 3.141592741012573242188 0.518532E-04 16 65536 32 3.141590118408203125000 0.258365E-03 3.141592502593994140625 0.448492E-04 17 131072 32 3.141554117202758789063 0.515067E-03 3.141592741012573242188 0.569150E-04 18 262144 32 3.141556262969970703125 0.102909E-02 3.141592741012573242188 0.875629E-04 19 524288 32 3.141239643096923828125 0.219177E-02 3.141602039337158203125 0.148632E-03 20 1048576 32 3.140426158905029296875 0.536051E-02 3.141627311706542968750 0.262898E-03 21 2097152 32 3.139504432678222656250 0.918031E-02 3.141628980636596679688 0.487750E-03 22 4194304 32 3.125116586685180664063 0.189723E-01 3.141419649124145507813 0.917991E-03 23 8388608 32 2.991986751556396484375 0.368852E-01 3.140863895416259765625 0.249399E-02 24 16777216 32 4.000000000000000000000 0.716978E-01 3.142787218093872070313 0.355064E-02 25 33554432 32 2.000000000000000000000 0.144309E+00 3.147295713424682617188 0.188527E-01 26 67108864 32 1.000000000000000000000 0.281072E+00 3.145092010498046875000 0.137206E-01 27 134217728 32 0.500000000000000000000 0.562555E+00 3.151345968246459960938 0.289903E-01 28 268435456 32 0.250000000000000000000 0.112237E+01 3.170187950134277343750 0.711113E-01 29 536870912 32 0.125000000000000000000 0.223863E+01 3.163310527801513671875 0.125974E+00 30 1073741824 32 0.062500000000000000000 0.447351E+01 2.500000000000000000000 0.219170E+00 31 2147483648 32 0.031250000000000000000 0.893470E+01 1.250000000000000000000 0.427924E+00 32 4294967296 32 0.015625000000000000000 0.178742E+02 0.625000000000000000000 0.854459E+00 33 8589934592 32 0.007812500000000000000 0.357504E+02 0.312500000000000000000 0.171100E+01 34 17179869184 32 0.003906250000000000000 0.714370E+02 0.156250000000000000000 0.394293E+01 35 34359738368 32 0.001953125000000000000 0.142783E+03 0.078125000000000000000 0.785837E+01