Really dull number.
5785, then
You’d think so, but I just put it into a calculator and pressed the square root button repeatedly, and you won’t believe what happened:
76.05918747922568
8.721191861163569
2.953166412710867
1.718477934892056
1.310907294545292
1.144948599084383
1.070022709611522
1.034419020325671
1.017063921455122
1.008495870817091
1.0042389510552
1.002117234187458
1.00105805735105
1.000528888813836
1.000264409450739
1.00013219598748
1.000066095809412
1.000033047358642
1.000016523542807
1.000008261737275
1.000004130860106
1.00000206542792
1.000001032713427
1.00000051635658
1.000000258178257
1.00000012908912
1.000000064544558
1.000000032272278
1.000000016136139
1.00000000806807
1.000000004034035
1.000000002017017
1.000000001008509
1.000000000504254
1.000000000252127
1.000000000126064
1.000000000063032
1.000000000031516
1.000000000015758
1.000000000007879
1.000000000003939
1.00000000000197
1.000000000000985
1.000000000000492
1.000000000000246
1.000000000000123
1.000000000000062
1.000000000000031
1.000000000000015
1.000000000000008
1.000000000000004
1.000000000000002
1.000000000000001
1
Ah sorry, I read that as the 78th of May. Everything’s getting so Americanised these days.