Factor Info

ID 129473
Size 616 digits / 2044 bits
Status composite
Value 1662971526995903127201650555390816852452364117242270740133888471108379387201933901646794865201041407779485432767563614658816741338065994857710009918947860283570758183402650652323925144406090837108083939085350742363534499116159189256034326000337594658672640943233529655554017630011963950734868917939885700766742598449039237717949775900666337621752944339139787462997829897745010058970858299854641579699233781806657313895642549057543968407177164762863313618741858386238400840548363682279780440108484780449984078985429012199004319899171922705589502507321182407899368181834505664276783324423335861823885457555599298704063

Factorizations

Primary (ID: 47850) 615984126631701877172728073799106692804792461881167199979553456038765962696041883497846915735650488456844319757771308382867487354837265058178303424980879887920997392138560511991036179070481 (proven prime)
(ID: 108538) 2699698669329830116409981623085121396409921539053973057698680792289741453664530848844989918471188433863883765365386766091356972929072379669351101757790681035761243677483854528958368231845013153103081776222201995090566639492431247684060153876247686346238560605420583738765418447011434242849615424436243585962231731966175495486270794281616677887484156585431713161135796681770929394698713045811371207029197472909730790818397443023 (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.