# 26-digit PI= 3.1415926535897932384626433 # p N=2**p bit PI (seq) time (seq) PI (par) time (par) 1 2 32 3.162353038787841796875 0.306061E-04 3.162353038787841796875 0.219811E-02 2 4 32 3.146800518035888671875 0.334159E-05 3.146800518035888671875 0.519315E-04 3 8 32 3.142894983291625976563 0.265241E-05 3.142894983291625976563 0.445805E-04 4 16 32 3.141918420791625976563 0.195205E-05 3.141918182373046875000 0.439296E-04 5 32 32 3.141674757003784179688 0.215508E-05 3.141674280166625976563 0.606161E-04 6 64 32 3.141612529754638671875 0.221003E-05 3.141613006591796875000 0.556856E-04 7 128 32 3.141597270965576171875 0.251178E-05 3.141597986221313476563 0.562128E-04 8 256 32 3.141594171524047851563 0.278465E-05 3.141593694686889648438 0.583762E-04 9 512 32 3.141592979431152343750 0.410341E-05 3.141592979431152343750 0.665747E-04 10 1024 32 3.141591548919677734375 0.585895E-05 3.141592741012573242188 0.728136E-04 11 2048 32 3.141591787338256835938 0.102641E-04 3.141592502593994140625 0.783699E-04 12 4096 32 3.141593933105468750000 0.181301E-04 3.141592741012573242188 0.659805E-04 13 8192 32 3.141591310501098632813 0.322321E-04 3.141592741012573242188 0.659209E-04 14 16384 32 3.141590595245361328125 0.651339E-04 3.141592025756835937500 0.536889E-04 15 32768 32 3.141591072082519531250 0.131147E-03 3.141592741012573242188 0.583977E-04 16 65536 32 3.141590118408203125000 0.256962E-03 3.141592741012573242188 0.433428E-04 17 131072 32 3.141554117202758789063 0.553133E-03 3.141592741012573242188 0.627600E-04 18 262144 32 3.141556262969970703125 0.114226E-02 3.141592264175415039063 0.102723E-03 19 524288 32 3.141239643096923828125 0.211180E-02 3.141601324081420898438 0.139577E-03 20 1048576 32 3.140426158905029296875 0.432749E-02 3.141627311706542968750 0.258175E-03 21 2097152 32 3.139504432678222656250 0.965245E-02 3.141628742218017578125 0.478539E-03 22 4194304 32 3.125116586685180664063 0.170303E-01 3.141419172286987304688 0.955259E-03 23 8388608 32 2.991986751556396484375 0.341277E-01 3.140864133834838867188 0.188272E-02 24 16777216 32 4.000000000000000000000 0.710794E-01 3.142787218093872070313 0.348734E-02 25 33554432 32 2.000000000000000000000 0.138075E+00 3.147294759750366210938 0.708310E-02 26 67108864 32 1.000000000000000000000 0.280834E+00 3.145092010498046875000 0.136634E-01 27 134217728 32 0.500000000000000000000 0.553880E+00 3.151345491409301757813 0.279758E-01 28 268435456 32 0.250000000000000000000 0.110670E+01 3.170188903808593750000 0.550123E-01 29 536870912 32 0.125000000000000000000 0.221216E+01 3.163310289382934570313 0.108728E+00 30 1073741824 32 0.062500000000000000000 0.442994E+01 2.500000000000000000000 0.214034E+00 31 2147483648 32 0.031250000000000000000 0.878666E+01 1.250000000000000000000 0.433575E+00 32 4294967296 32 0.015625000000000000000 0.172701E+02 0.625000000000000000000 0.885562E+00 33 8589934592 32 0.007812500000000000000 0.348804E+02 0.312500000000000000000 0.169329E+01 34 17179869184 32 0.003906250000000000000 0.698224E+02 0.156250000000000000000 0.338750E+01 35 34359738368 32 0.001953125000000000000 0.138272E+03 0.078125000000000000000 0.676307E+01