1903 = 11 x 73.
1903 is the smallest number whose cube is zeroless pandigital: 19033 = 6891541327.
In base 5, 1903 is the palindrome 30103.
1903 is the smallest number whose cube is zeroless pandigital: 19033 = 6891541327.
In base 5, 1903 is the palindrome 30103.
1903 is a number that cannot be written as a sum of three squares.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhDt4JFf7ad-jHjtecxhLgDYhrpqsWMMlg0w7hnnfJzuhR1pdpvE26yBlXvpK_24A4fbkI1cKKF6nrcDldnJNNJKNwKudmpJBdFJuovPiuDGKU56UgREhI3Ll-13omdIIVj9YlmwRd2viA/s400/n1903.jpg)
On Dec. 17, 1903, Orville Wright flew an aircraft with a gasoline engine at Kitty Hawk, N.C., in the first documented, successful, controlled, powered, heavier-than-air flight.
Source: Number Gossip
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhDt4JFf7ad-jHjtecxhLgDYhrpqsWMMlg0w7hnnfJzuhR1pdpvE26yBlXvpK_24A4fbkI1cKKF6nrcDldnJNNJKNwKudmpJBdFJuovPiuDGKU56UgREhI3Ll-13omdIIVj9YlmwRd2viA/s400/n1903.jpg)
On Dec. 17, 1903, Orville Wright flew an aircraft with a gasoline engine at Kitty Hawk, N.C., in the first documented, successful, controlled, powered, heavier-than-air flight.
Source: Number Gossip