 |
1800 (another Prime Pages' Curiosity) |
|
|
Curios:
Curios Search:
Participate:
|
13+17+31+37+71+73+79+97+107+113+149+157+167+179+199+311 = 2^3*3^2*5^2 is the
sum of the first 2^4=4^2 emirps and a powerful number, using the first three primes only. [Herrnberger]
To link to this page use http://primes.utm.edu/curios/page.php?number_id=8785
Prime Curios! © 1999-2009 (all rights
reserved)
|