The Number 238: Properties and MeaningsPrime Factors of 238=2x7x17.
238 is a 13-gonal Number.
238 is a 41-gonal Number.
238 is the sum of the first thirteen primes.
Interstate 238, an interstate highway that does not obey traditional interstate numbering rules, there being no Interstate 38. It is part of the Interstate 80 family, and connects Interstate 580 with Interstate 880.
U-238 is the non-fissile isotope of uranium that is the heaviest isotope of any material available through extraction from minerals.
The Year 238 ADIn the year 238 AD the Colosseum was restored after being damaged.
In the year 238 AD Maximinus Thrax, Roman Emperor, dies.