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6,203-
Date: January 7, 1993
Factors: 5 * 55987 * 1458188789 * 7369130657357778596659 * 432549126887388039664858367 * 70856741285081992357902140491469385810425671466661424166221373643548664353228558372719812968017
Method: TD, ECM; primality with ECPP
Name: Reynald Lercier, Francois Morain
Address: LIX. Ecole Polytechnique, F-91128 Palaiseau Cedex FRANCE
Email: lercier@polytechnique.fr or morain@polytechnique.fr
phone: +33 1 69 33 45 89
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