Factor Info

ID 145889
Size 720 digits / 2391 bits
Status composite
Value 574758709992630309665626684123532052879429318674038200535857480087843762740902678856416933072138091485355454192901381136851945423528478067959174670433568343062953678378161262179162434368451226951236997782589206118427991571929109546131900008146192860918841538074711613790224295064319946343383567896206616497910496642830625312962528000006864413758240029531767557041349871920658346195717079537676784430801228380606740751808677731740563542977649860606658823207729030300603012321370089452077396008850940033876537022013147626264723954788696855296768373591588460981746023471436249433265532594489281615588788623291694487061182537705810926314079418428288565195833281099532052994277274464961950489824418064094676341129808357159579

Factorizations

Primary (ID: 4315) 187668407555352123529 (proven prime)
(ID: 145890) 3062629014012959480985002118298352848926115710248411250295497121887678768189642756021752204309838643786483984481906424911871977846818876062282911432203331995140783283610112150170812663600039372345236619516111374900635966353085174636522888336476347361141908993681163371480671085705737257729866189983656961746715594658976344259585496636462149131840281349716915974116230989707009486130779699530359441310393542394302097765684773503875685963375251270794209436051796409357640824166141565478034760097856737324230189194190573973708634656733921033156856008807763034643712271942615494584855146377681864118338432599266516883500179647321539085271163357625643338839544779906493141775959009041986765827337979912451 (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.