# 26-digit PI= 3.1415926535897932384626433 # p N=2**p bit PI (seq) time (seq) PI (par) time (par) 1 2 32 3.162353038787841796875 0.278030E-04 3.162353038787841796875 0.194060E-03 2 4 32 3.146800518035888671875 0.169000E-05 3.146800518035888671875 0.156800E-05 3 8 32 3.142894983291625976563 0.134300E-05 3.142894744873046875000 0.120900E-05 4 16 32 3.141918420791625976563 0.112400E-05 3.141918182373046875000 0.112100E-05 5 32 32 3.141674757003784179688 0.140900E-05 3.141674041748046875000 0.118400E-05 6 64 32 3.141612529754638671875 0.169100E-05 3.141613006591796875000 0.139400E-05 7 128 32 3.141597270965576171875 0.236200E-05 3.141597747802734375000 0.150800E-05 8 256 32 3.141594171524047851563 0.382300E-05 3.141593933105468750000 0.188800E-05 9 512 32 3.141592979431152343750 0.681900E-05 3.141592979431152343750 0.265300E-05 10 1024 32 3.141591548919677734375 0.125760E-04 3.141592502593994140625 0.424600E-05 11 2048 32 3.141591787338256835938 0.244710E-04 3.141592264175415039063 0.718500E-05 12 4096 32 3.141593933105468750000 0.479210E-04 3.141592502593994140625 0.132870E-04 13 8192 32 3.141591310501098632813 0.951580E-04 3.141592264175415039063 0.253730E-04 14 16384 32 3.141590595245361328125 0.189336E-03 3.141592741012573242188 0.498620E-04 15 32768 32 3.141591072082519531250 0.378022E-03 3.141592979431152343750 0.115146E-03 16 65536 32 3.141590118408203125000 0.755244E-03 3.141593456268310546875 0.196384E-03 17 131072 32 3.141554117202758789063 0.150933E-02 3.141596555709838867188 0.391300E-03 18 262144 32 3.141556262969970703125 0.299244E-02 3.141582489013671875000 0.822697E-03 19 524288 32 3.141239643096923828125 0.579351E-02 3.141627788543701171875 0.160322E-02 20 1048576 32 3.140426158905029296875 0.114354E-01 3.141475200653076171875 0.317882E-02 21 2097152 32 3.139504432678222656250 0.226510E-01 3.140707969665527343750 0.629884E-02 22 4194304 32 3.125116586685180664063 0.451835E-01 3.144063949584960937500 0.125425E-01 23 8388608 32 2.991986751556396484375 0.901427E-01 3.154937744140625000000 0.251946E-01 24 16777216 32 4.000000000000000000000 0.180129E+00 3.151985883712768554688 0.508810E-01 25 33554432 32 2.000000000000000000000 0.366759E+00 3.189924955368041992188 0.118527E+00 26 67108864 32 1.000000000000000000000 0.740072E+00 3.209477424621582031250 0.204340E+00 27 134217728 32 0.500000000000000000000 0.144091E+01 2.000000000000000000000 0.399976E+00 28 268435456 32 0.250000000000000000000 0.288135E+01 1.000000000000000000000 0.800738E+00 29 536870912 32 0.125000000000000000000 0.576161E+01 0.500000000000000000000 0.160134E+01 30 1073741824 32 0.062500000000000000000 0.115223E+02 0.250000000000000000000 0.320298E+01 31 2147483648 32 0.031250000000000000000 0.230445E+02 0.125000000000000000000 0.640562E+01 32 4294967296 32 0.015625000000000000000 0.460900E+02 0.062500000000000000000 0.128131E+02 33 8589934592 32 0.007812500000000000000 0.921970E+02 0.031250000000000000000 0.256239E+02 34 17179869184 32 0.003906250000000000000 0.184387E+03 0.015625000000000000000 0.512795E+02 35 34359738368 32 0.001953125000000000000 0.368711E+03 0.007812500000000000000 0.102554E+03