2905

2905 = 5 x 7 x 83.

2905 is a number of the form n(2n + 13), for n = 35.

2905 is the product of the 23rd prime number and the 23rd composite number: 2905 = 83 x 35.

NGC-2905 is a galaxy in the constellation Leo.

Source: On-Line Encyclopedia of Integer Sequences