# 26-digit PI= 3.1415926535897932384626433 # p N=2**p bit PI (seq) time (seq) PI (par) time (par) 1 2 32 3.162353038787841796875 0.301432E-04 3.162353038787841796875 0.200767E-02 2 4 32 3.146800518035888671875 0.365078E-05 3.146800518035888671875 0.541387E-04 3 8 32 3.142894983291625976563 0.289083E-05 3.142894744873046875000 0.442490E-04 4 16 32 3.141918420791625976563 0.188500E-05 3.141918182373046875000 0.485443E-04 5 32 32 3.141674757003784179688 0.216812E-05 3.141674280166625976563 0.652717E-04 6 64 32 3.141612529754638671875 0.204053E-05 3.141613006591796875000 0.515720E-04 7 128 32 3.141597270965576171875 0.271946E-05 3.141597509384155273438 0.483375E-04 8 256 32 3.141594171524047851563 0.276417E-05 3.141594171524047851563 0.643861E-04 9 512 32 3.141592979431152343750 0.417698E-05 3.141592979431152343750 0.720015E-04 10 1024 32 3.141591548919677734375 0.592228E-05 3.141592502593994140625 0.612708E-04 11 2048 32 3.141591787338256835938 0.102036E-04 3.141593217849731445313 0.700401E-04 12 4096 32 3.141593933105468750000 0.178572E-04 3.141592264175415039063 0.644550E-04 13 8192 32 3.141591310501098632813 0.348100E-04 3.141592264175415039063 0.680443E-04 14 16384 32 3.141590595245361328125 0.646086E-04 3.141592025756835937500 0.694022E-04 15 32768 32 3.141591072082519531250 0.130960E-03 3.141592741012573242188 0.545150E-04 16 65536 32 3.141590118408203125000 0.287192E-03 3.141592741012573242188 0.419039E-04 17 131072 32 3.141554117202758789063 0.520992E-03 3.141592979431152343750 0.650184E-04 18 262144 32 3.141556262969970703125 0.104548E-02 3.141592502593994140625 0.857757E-04 19 524288 32 3.141239643096923828125 0.229703E-02 3.141601800918579101563 0.145435E-03 20 1048576 32 3.140426158905029296875 0.431395E-02 3.141626834869384765625 0.264500E-03 21 2097152 32 3.139504432678222656250 0.959329E-02 3.141628980636596679688 0.507840E-03 22 4194304 32 3.125116586685180664063 0.168855E-01 3.141418695449829101563 0.930763E-03 23 8388608 32 2.991986751556396484375 0.338410E-01 3.140863656997680664063 0.241697E-02 24 16777216 32 4.000000000000000000000 0.692804E-01 3.142787218093872070313 0.340382E-02 25 33554432 32 2.000000000000000000000 0.140481E+00 3.147294759750366210938 0.697232E-02 26 67108864 32 1.000000000000000000000 0.284493E+00 3.145092010498046875000 0.242446E-01 27 134217728 32 0.500000000000000000000 0.569481E+00 3.151345252990722656250 0.281155E-01 28 268435456 32 0.250000000000000000000 0.114284E+01 3.170188426971435546875 0.560927E-01 29 536870912 32 0.125000000000000000000 0.228994E+01 3.163310527801513671875 0.108316E+00 30 1073741824 32 0.062500000000000000000 0.456194E+01 2.500000000000000000000 0.352867E+00 31 2147483648 32 0.031250000000000000000 0.895442E+01 1.250000000000000000000 0.675518E+00 32 4294967296 32 0.015625000000000000000 0.178121E+02 0.625000000000000000000 0.130784E+01 33 8589934592 32 0.007812500000000000000 0.359440E+02 0.312500000000000000000 0.227283E+01 34 17179869184 32 0.003906250000000000000 0.711165E+02 0.156250000000000000000 0.383741E+01 35 34359738368 32 0.001953125000000000000 0.142705E+03 0.078125000000000000000 0.860480E+01