The Number 520: Properties and MeaningsPrime Factors of 520=2x2x2x5x13.
520 is an 88-gonal Number.
The Year 520 ADIn the year 520 AD St. Benedict founded the Benedictine Order at Monte Cassino. From there monks went forth and created a network of monasteries all over Europe.
In the year 520 AD Guptas invented the decimal system in India.
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