Factor Info

ID 72570
Size 916 digits / 3040 bits
Status composite
Value 1292711662914977890306204991143005836077872684204233086348595913116578009760912736127156029359301227128964008553216924489130150411328827074390994832362851118000472823807971808942730471248649335195817786473302784473147137865391275054848163431110094073232513998574450216557845616486025057498136063810877126548682028155485083975522771642468868546111941549486326132410779195936237667917089741855927631739425700453890513253128724825795567620850443014029315055435924795512748981904666808147861876791018100955339566721095322777563730122510921183975822491368989267795330110448841634397488566679662575473535213459386977202065332471209945847737397718821482757486196835920078597207049506570786601152728039647086813539938139159074469156359060102847926998321507433347556191110239490620359251785323731895429707377812003200782480430550261874138954143041401340234705429401857305614019137832577850234753683093116392376545838121401461

Factorizations

Primary (ID: 70577) 2025046074983629951481 (proven prime)
(ID: 72571) 638361605142948612048277360727686082126972923574221713363289870558623401008502303255255071465528508673846111218079567733346305774858111786002119488881472269252094921294954552896640815241434591720801110877902990113332363807337916081315455839981111755532578041739657595586449961881594286013024895152562643370119055950191566182628157351048464957462348819080798472051967617529388531717957413402829743032096573031911007915192613560981551366466626382889714980395236143537079832304966815769004449525841844408604127320107825794955084503490092521832472543019637669288239228761691353994696932726855890788052475974359428527710747577016825911761501450418304654616726859393496986602782133317413253254260114071939171186878924741413759669914943973459290330354682257946535798278887434670421035128407123780944063403244440374680662108639077188398501345543395061353425052798464279651098869352468794132360489311581 (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.