------------------------------------------------------------ 
p(16981)
Date: December 14, 1992
Factors: 7 * 11 * 173 * 457 * 98869 * 215797 * 3428159272889213 * 533148007925631331 * 144013127677782934047266621547941 * 3646126634442843357692681366913262446094651326693580009007
Method: p-1, p18 (ECM), p33.p58 (ppmpqs); primality of the factors done using ECPP.
Time: 30810s on a Dec3100 (ECM), time for ppmpqs unknown due to bugs.
Name: Reynald Lercier, Francois Morain
Address: LIX. Ecole Polytechnique, F-91128 Palaiseau Cedex FRANCE
Email: lercier@poly.polytechnique.fr or morain@poly.polytechnique.fr
phone: +33 1 69 33 45 89
------------------------------------------------------------