# 26-digit PI= 3.1415926535897932384626433 # p N=2**p bit PI (seq) time (seq) PI (par) time (par) 1 2 32 3.162353038787841796875 0.229161E-04 3.162353038787841796875 0.169894E-02 2 4 32 3.146800518035888671875 0.263192E-05 3.146800518035888671875 0.570612E-04 3 8 32 3.142894983291625976563 0.214949E-05 3.142894744873046875000 0.487790E-04 4 16 32 3.141918420791625976563 0.202935E-05 3.141917943954467773438 0.747144E-04 5 32 32 3.141674757003784179688 0.237394E-05 3.141674041748046875000 0.674147E-04 6 64 32 3.141612529754638671875 0.282098E-05 3.141612768173217773438 0.116171E-03 7 128 32 3.141597270965576171875 0.405312E-05 3.141597747802734375000 0.659488E-04 8 256 32 3.141594171524047851563 0.603124E-05 3.141594171524047851563 0.134568E-03 9 512 32 3.141592979431152343750 0.106050E-04 3.141592979431152343750 0.870405E-04 10 1024 32 3.141591548919677734375 0.190418E-04 3.141592264175415039063 0.144214E-03 11 2048 32 3.141591787338256835938 0.379086E-04 3.141592502593994140625 0.727912E-04 12 4096 32 3.141593933105468750000 0.733780E-04 3.141592502593994140625 0.139493E-03 13 8192 32 3.141590833663940429688 0.153911E-03 3.141592502593994140625 0.587357E-04 14 16384 32 3.141590595245361328125 0.329364E-03 3.141592264175415039063 0.124761E-03 15 32768 32 3.141591072082519531250 0.650407E-03 3.141592979431152343750 0.691684E-04 16 65536 32 3.141590118408203125000 0.129708E-02 3.141592979431152343750 0.123097E-03 17 131072 32 3.141554117202758789063 0.227420E-02 3.141592502593994140625 0.922931E-04 18 262144 32 3.141556262969970703125 0.586950E-02 3.141592025756835937500 0.193398E-03 19 524288 32 3.141239643096923828125 0.962600E-02 3.141601800918579101563 0.306294E-03 20 1048576 32 3.140426158905029296875 0.191568E-01 3.141627311706542968750 0.593262E-03 21 2097152 32 3.139504432678222656250 0.385935E-01 3.141628742218017578125 0.115704E-02 22 4194304 32 3.125116586685180664063 0.772999E-01 3.141419172286987304688 0.293080E-02 23 8388608 32 2.991986751556396484375 0.153728E+00 3.140863895416259765625 0.414178E-02 24 16777216 32 4.000000000000000000000 0.306920E+00 3.142787456512451171875 0.809816E-02 25 33554432 32 2.000000000000000000000 0.612946E+00 3.147295236587524414063 0.201318E-01 26 67108864 32 1.000000000000000000000 0.122544E+01 3.145092010498046875000 0.651137E-01 27 134217728 32 0.500000000000000000000 0.244789E+01 3.151345491409301757813 0.702180E-01 28 268435456 32 0.250000000000000000000 0.482146E+01 3.170187711715698242188 0.153445E+00 29 536870912 32 0.125000000000000000000 0.978290E+01 3.163310527801513671875 0.294700E+00 30 1073741824 32 0.062500000000000000000 0.195631E+02 2.500000000000000000000 0.504785E+00 31 2147483648 32 0.031250000000000000000 0.391465E+02 1.250000000000000000000 0.996783E+00 32 4294967296 32 0.015625000000000000000 0.780829E+02 0.625000000000000000000 0.301658E+01 33 8589934592 32 0.007812500000000000000 0.156322E+03 0.312500000000000000000 0.616784E+01 34 17179869184 32 0.003906250000000000000 0.313259E+03 0.156250000000000000000 0.838978E+01 35 34359738368 32 0.001953125000000000000 0.619570E+03 0.078125000000000000000 0.167211E+02