Factor Info

ID 39017
Size 501 digits / 1664 bits
Status composite
Value 438665426933667725270735673368291582573809015691608947504846837757973848666114028344290551935060774670941244458547476557202682106635208355180241521749032840659645939900276665544250176528847805914744486195769061048018752961701616087444393084598310159683232595116569885916774841604755882727513977890018151941519560110797338560059590996949506930449867645956983543027221207772714590477404051154241608599262747508111198480291877435740288573717036465977151016337436037907960245340779517514688711475497633481

Factorizations

Primary (ID: 13401) 990133959353211418371594074480429983472483593 (proven prime)
(ID: 39018) 443036442483215743366836570290903776555109221418967705501869868801822932648036862330832657889318585577797052121108554813628464140072564633837308362742968103898985843099858081084765139340969692108850447869719454406852441718444257379445842683237753782919251800029374098802671457847076165786973126103515492208306382242503360585043416877234462146033665408816196271691261876901011196385760377253994224176057400720818465433993051704342196507528622143194959866817 (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.