Factor Info

ID 26236
Size 567 digits / 1883 bits
Status composite
Value 643563520790101358282166698351961015640839407674448121907944731207608146062963977722349554700852695140502384881925023823295096545279928275759044207470201719589993753872454373649977365945078256085114757328697824027854796037816893411108662151854667840492688488679672994096367170980885317524936994164305667084818439188894569166129434956593826954235788384254707689786457214116929932295543942450596115801680385101582630605767048376707210232876826244703010745431553702777196394364455089224641456203091516605241336402899968761497862816120490989308482507246878483324450526319

Factorizations

Primary (ID: 12404) 15761953912526059950422004668720291591 (proven prime)
(ID: 37285) 40830186686351112349212637204209620565874784621476820736517578383345462308322012486541210192592421721102241753024055487251814112891225841839562508066043625167129374022155473849690265902813856938856663801570615578615149613093000467593799539229902883858072333381042416366114459510505432167130303926317774010189703436179745446962056771605332134125207037058721351448938961967450048210733031117062152428003670511969046802153715707361497470074743897509128084372631237500382587663984704943599390396702910390360693956915471245235831922009 (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.