Factor Info

ID 21271
Size 494 digits / 1641 bits
Status composite
Value 77167179978616705608395376927335957665714941162361888560342614994743615808307714484678735436935491373659853728595362316061183581222898273179750333283042943424635881471082410076128712851897478009734131845892686217703469963623437457515543033367626136903998190467638077337689133915467354657565501341736992948516970499957246713538397444969580786873154514158460846869895048090545024581734271728328180495294031988864179779937346126484308609613948580130838571755943588798821208077938079250029274688491

Factorizations

Primary (ID: 21272) 31251058055470939858706249 (proven prime)
(ID: 21273) 2469266155457654944157890728090275832742265976430678159776812314130988947911127012115724766994819821665859168750602891273854671610127511046274291140925537305836270480145529091534940203862574293653659787183395642123272994858144762611554854742479755186730945496786081784402912548919924462789135523785970690683614541253528938933364165046463993583052933515099984609137831933185393696215866962856273566827907114015401336878899495542704956880776227049057902989057474692730259 (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.