计量单位(Unit of measurement)

万：代表的是10的4次方。亿：代表的是10的8次方。兆：代表的是10的12次方。

京：代表的是10的16次方。垓：代表的是10的20次方。秭：代表的是10的24次方。

穰：代表的是10的28次方。沟：代表的是10的32次方。涧：代表的是10的36次方。

正：代表的是10的40次方。载：代表的是10的44次方。极：代表的是10的48次方。

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Wan: it represents the fourth power of 10. Billion: represents the 8th power of 10. Mega: represents the 12th power of 10.

Jing: it represents the 16th power of 10. Long: it represents the 20th power of 10. Zi: it represents the 24th power of 10.

穰: it represents the 28th power of 10. Ditch: represents the 32nd power of 10. Jian: it represents the 36th power of 10.

Positive: it represents the 40th power of 10. Zai: it represents the 44th power of 10. Pole: represents the 48th power of 10.