Factor Info

ID 145870
Size 878 digits / 2915 bits
Status composite
Value 28808647505236832071730524289059547259103260042825991123715142169174507541025490259011516709429633741853851744843077896465263133671183694287888429323336785337866538871605254849560430717723129040061105680205704655896943172252533715880572112815818944082689717940005012440404530042387891021714965280509346952631601861842815258582040205929628107716154130759811781880066002038245354874114575695224074070906617925881221783502710834271374821457219723533627458365756460088168137342645050581804423382996021800309447665579358288146967905017075687282091061501178044917168797976994934732099592684577305362872206509222510737844899659030328469108019510109297784094330218170029258356274801205264780310365625814948161004348005239081618221763546746800726501411958183552055337596912969651351172974141834341907143458041579516178313539966569918497074132581536853908698751777920518418262100051977079

Factorizations

Primary (ID: 12362) 162738636085359957907179241 (proven prime)
(ID: 145871) 177024019607280407643906982602038139434961231927620013258843901583007440640093579374363736223186796340573576648197761304671272609417783536921458474438109808514308249466729653723222917721993619665529221828049210166624033135285885170369253063781745114094645683754396470946546308580339384781509613739721656019198230747561382096964302792586931717744574859887639666799385008905968860884992701061148402249917279016748533222518863113642740484317706428440206452093942459079596476286374030215824879680749063043194324049291800145536287139563604499904929013887734678787164518146509192811897109496285336158437035149254640764325133266730472259411726870562068353963111800377108007415750816810657387605545843629807891664625933533906981855856330277825767116067235211122474863743968271640323182779582673895513146538167337432172659822068304399456890493084054255002311519 (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.