计计籔计
2100=1267650600228229401496703205376Τ31计计琌1
иノ癸计―计计籔计
狦 N=ab x= log10N= log10ab=b⊙log10a玥 N琌 [x]+1 计
ㄒ― 2100 计㎝计
log102100=100⊙log102≤100⊙0.301=30.1=log101030+0.1
log101<0.1<log102 log101030+ log101 < log102100< log101030+log102
┮ log101⊙1030
< log102100< log102⊙1030
1⊙1030 < 2100
< 2⊙1030眔 2100
计琌1
计计
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