Factor Info

ID 153396
Size 746 digits / 2477 bits
Status composite
Value 25917129990716101668181385946683151491780569641114529083060638809571990218903077295755108650314282713918406414951067345502258238605246975533884237889085032282844517746399163753829269935258424843585414811518428016901812797882615114632288690660890945985526809139870406462071772217077299941583845973870197883667886027821633034926067156346807492652260227340611486738544119841417578167106756928173503225633284571966613226421695721424563974759637792340608987568350735515416173087133095453247168409489566644772301361732483238827957724197003752920827900882961135047732165804437324822698869385872805077962087016924101811239752512895667148560624891887062720242046832632186754638164452081989860575531946066245657866592339372555359681294526335836853950813367

Factorizations

Primary (ID: 152139) 400650121113389033862431 (proven prime)
(ID: 153397) 64687687897593888994928681141291983170070720865805876457296080151050033145859712349813309496776256403495227601302639020924817901790871628099462642848791567685931162200276038495015254094211556986648145461693330146791895793074011293237515263281293299100730906651865701363062850888238300741448313264929588468359496441834117715551137762778449140017968930610935012790596752919812263939344148010787419747238046048589066978298641548775000622474147231400174227475789213368865409865268472604683805199559953722075045577235586605279932296877292953305423917547660803950639818221657397905278826338791501403749893803088269707317663669564958672002354645931018402870290288969077790786048034856559636047618122343202071676493060315314410857 (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.