|
|
|
Curios:
Curios Search:
Participate:
|
The largest known composite number for which the quotient of the repunit R(n) divided by R(a)*R(b) [a and b the factors of n] forms a unique prime. I.e., 6437 = 41*157 and R(6437)/(R(41)*R(157)) is prime.
To link to this page use http://primes.utm.edu/curios/page.php?number_id=4470
Prime Curios! © 1999-2009 (all rights
reserved)
|