 |
15857 (another Prime Pages' Curiosity) |
|
|
|
Curios:
Curios Search:
Participate: 
|
15857 = prime(1*5*8*5*7) + phi(1*5*8*5*7) + sigma(1*5*8*5*7). It is the only known number with this property. [Firoozbakht]
To link to this page use http://primes.utm.edu/curios/page.php?number_id=9244
Prime Curios! © 1999-2013 (all rights
reserved)
|