Factor Info

ID 137240
Size 558 digits / 1853 bits
Status composite
Value 510837708967353047415140190986385693930164057885002323012385477014854619398882481983314061817824281349936515860442378563098556749194249449364851480981823973141544933059231325887943866086474248170797662679154833152299444693644387538601165817208080015883796310476522219606908577206408071288258715000372217543233721210953184979128142526281800035684620920059751736815352076019525385821944817642567508467172198889450416295925575544441721484523419390835160329184234106012495516042992724173261266221748960000151710417825311126797095172902429347438444383479900021499

Factorizations

Primary (ID: 172121) 6410019864808590979305378653069 (proven prime)
(ID: 172122) 79693623380464691558643230001375055744466726727676941419473216237598204654018511380282324473598912882234782251989039047881394294765587277138220160318908805117317280846967734687772835045634291316727892086561451064851121665678212116663718076669387035759559991221104726219316304713404817288151164697011616469539104683660469498549649008596188767712405261500849390747340127541324259163242520105601851442361011170654512525073084034126134571486639988213263485419098743532916109324237419140377395111203400914305917017202409489672354471 (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.