Factor Info

ID 28888
Size 328 digits / 1089 bits
Status composite
Value 6429261697778258097258843330354252045643848395838213743124506796226069529532172798229583843234744277271081633320549375920726628958749807564304906883311433134316765278762150571527133562378405387641537459465291248469962108600097016941062117023726888108382674484980343543672454120377537522583594851857432039540743645266234269167271

Factorizations

Primary (ID: 28889) 16906126671496218826291027736831 (proven prime)
(ID: 28890) 380291820989251958278993963004656283985027286639859108288997955041106954020126133491980649817759849017545907129386970570039718127300416813751857305145789652417340195916081825293668344063076417860643496613465823473629383071842596577298057068857232059635485108394729320284154561718972439495790961241 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.