Factor Info

ID 21607
Size 608 digits / 2019 bits
Status composite
Value 51530251522210115401931201176545295044679271011472063162413184410105885142780818089609559027994666490364911781237848150018960184562842052400532466974771252551230702953867114516017243622601356823906824580937749211357074039750166039523616380211143197234184127018706925849375230985659728702280184516632532760466009775462704459649453562854022913539831899550731987545314111457502229697409985347683806311255023244605775074769576270025650158051042679238733893819658254152467289385564559321278360527693307890975484411893335472213773336470065141384979271926675986162116036448529038123543290074478117099573526340877137

Factorizations

Primary (ID: 7318) 137015205580881761325799 (proven prime)
(ID: 21608) 376091480531269750472582839914691506993221387335363475442740945775851555730103806578916246151792582980829235650067164171690156188717345342517798495721419336390187069417158249969137065742521654755931550106649788190433785594946130004912511496623828418693369013444243208738545691846402926447242575950155054796863671590495893732911910086908363506764605181654946945599665611988079776001546962144203377101116849712720776432843486493878626427359907855727467811908336713521558450409098627080109525230306192646638666472090370576988376046482582304363395869623738309158188020767578573965854208263 (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.