
Curios:
Curios Search:
Participate: 
Single Curio View: (Seek other curios for this number) A prime number that can be expressed as (17^{71}  1)/(17  1) and curiously uses only the digits 1 and 7 to do it. Note also that the number starts with a 1 and ends with a 7. [Post]
Submitted: 20060814 18:02:41; Last Modified: 20080130 11:28:00.
Prime Curios! © 20002018 (all rights
reserved)
