Factor Info

ID 150707
Size 720 digits / 2391 bits
Status composite
Value 549505463257890902288297540486290330310433254996271812005199400769744923579203653684175196670014514026664373564940996746622279821357405684893269094998089095825365780447580412952415772567695739381788072358835891545377845546516335824758021792677691826525917074464350611824626794110583589025644916512991594414256680184900890087080381303930962184521293021352344793178814776471554199163677203952584391064411968844693559846487350075046119063838670901913194374420437595315713217349428762136243945406255941397193323885658643123439257402874151035071519818017601462529710896922172046771630012307495488733848035166127339415428853900567316097482038068396046328886563714646131475307673952967908394590419085617692953115118839112124973

Factorizations

Primary (ID: 150038) 2159977190667006220256893 (proven prime)
(ID: 150708) 254403363902283744075647561639294847508257652592205885795794037193499762982445685275782212851542169879011680515604118830223655214286783633662310150871246995725308457333625363895357327440074472383438314039696530156685735283616404802761341707031607427944481130508007427669276678328895866517501823288968664332003028143176687051267067580911482014415082992731169270394830498183942458045008192491378743146425894060741149898808495324731881021598647362915251493228882754760189312195283184914493885664179383433663837056405152162429236568723353592182448761379520072386389144400423596214232538504434814944845633531596031342528901952410566282775314472094969257273593675614681521017003774480055398765634056561 (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.