Tuesday, November 3, 2009


227 is a prime number.

227 and 229 form a twin prime pair.

227 is the number of composite days in a year.

227 is the smallest three-digit prime that is changed into a composite number if any digit is deleted.

227 is the number of connected planar graphs with eight edges.

227 was an NBC sitcom set in Washington, D.C., that ran from 1985 to 1990.

Source: Number Gossip

1 comment:

Anonymous said...

If composite days are numbered days of the year that are composite numbers, then 227 would not be correct.