1, 3, 9, 601, 1803, 5409
They all have four factors.
1803
1808.
The date of the Louisiana Purchase was April 30, 1803
louisiana was purchase on 1803 for 15mil
April 30, 1803 is the date that the negotiators signed the purchase treaty in Paris. The US Senate ratified it on October 20, 1803 and the US formally took possession on December 20, 1803.
1803, that was the louisiana was made,1803
1803 United State of America
1803 (May 2, 1803)
Gasoline as a fuel did not exist in 1803.
It was built in 1803