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The Number 230: Properties and Meanings
Prime Factors of 230=2x5x23.
The 230 crystal space groups.
230 is a common voltage in the European Union.
The Year 230 AD
In the year 230 AD Pope Pontian succeeded Pope Urban I.
In the year 230 AD Patriarch Castinus succeeded Patriarch Ciriacus I as Patriarch of Constantinople.
In the year 230 AD Ardashir I of Persia invades the Roman province of Mesopotamia.
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