Factor Info

ID 150481
Size 587 digits / 1950 bits
Status composite
Value 65107992985987501613820649227999154459231535367889108578625205547333689489023923831524086996102996489626851461735277064823406993999164201500648817615715872391242352753263681400527545218551596260773762649158439241743291387164279918791841600320936929573176878346815311625136449271844228041411265861191298863813287434724102891551050005122152815694106958476501087721245852172356773555560195443426629365098246363260155585520301076738826914331267918083439665008744747673498788130613359171757701305631350715221117731065645833557188019420025704146755802939820139434027942459752893663015303144669

Factorizations

Primary (ID: 183821) 28004534179193290272271310975007581 (proven prime)
(ID: 184576) 2324908979716620599894649932260668213018032902553996517587413491419577133282030316738659769144929592598457023575042646888518656497637534505748251457375702513564830806453950882542565555609912186715527879631137316292175235566481886366674677848953819264505360375706462359052348865359848130810911921802020777647929576212929712880796030591726205810819490482497963828155358928189829877726721919371359561666566487357327985185867623635319119771264960627964664339822909474953921979044908197314623455319826056787584546849246596267102146294742494496799401728997249 (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.