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The Number : Properties and Meanings
Prime Factors of 400=2x2x2x2x5x5.400 is a Square Number(20x20).
400 is a 16-gonal Number.
400 is a 68-gonal Number.
400 is a Centered 19-gonal Number.
The Year 400 AD
In the year 400 AD the Talmud Yerushalmi was compiled.
The Main Number Sections:
0 - 500 | 501 - 1000 | 1001 - 1500 | 1501 - 2000 | 2001 - 2500
Number Articles | Higher Numbers | Random Number
0 - 500 | 501 - 1000 | 1001 - 1500 | 1501 - 2000 | 2001 - 2500
Number Articles | Higher Numbers | Random Number