Factor Info

ID 142120
Size 645 digits / 2141 bits
Status composite
Value 251165055345778258766411770445070953735753371603008490283424865688450607931159618900598506662143170681149961466612486326344537163984736723123682771532222804749530445592203559004294333579643367083819459439314204570201993016153710860447976237338286647086228481639077731868989019067801148558595201391124276309311638728123409545550429313772071314891852004194381927126147475602587075979104259741380828030997117233554256013591045751409450714151768211929371118726508919209679937886149440246911517050179947654328720640433627949637277802142288726391974578695882763799036924398102718049821407109141269649813260838066202947111920846361125634105850824245313

Factorizations

Primary (ID: 6772) 24625444126052524088217281 (proven prime)
(ID: 142121) 10199412203902459839844497642257482225878714484700971391161922155192947318654506254603322744867731104680408745143876713664699844458003443433124323236068116649745010693588737853380800869309357375198998043834565718954748769062957207682062782713322069585609178181978415834030848816694980841207605251477447887091778392912470453399261768034839547489081883148644546787024601730182197923670931043945095531340179395412147677378523548311466448574772052891856078251983416416692102108122979844787722124343505609288227557982984019287937007133940479453666387057113029436147151840728403783700113606048567053349924389722915819128639873 (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.