京 (數)
From Wikipedia, the free encyclopedia
京係唐字大數,喺而
由於國際社會唔係用萬進制,而係用千進制,所以一般喺數學、工程、科學上,我哋會用一百京(英文叫做 quintillion)做單位,一百京等於1 exa(1 000 000 000 000 000 000)。
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