Factor Info

ID 72578
Size 1054 digits / 3499 bits
Status composite
Value 1654337958910175208707340761038365919875867990721148633209483662861972217681401746507777275797389583041327467350192090022746647487570517186517258718584962965429156627835351518446578538014728847481221108413253175847546773184156278612407685200060786642828559342346786810414471308069803786279060321772532114868756745661575448828788994986937425247638975288341029621419952550037152937049160239774192859212507834605387329648573969326636191118125171271539665587749918419772495982790554376294036237871206329657619102038957984046313112390816955171180301956930972674924504241302077651547949595131975594112979455216166960379625058530908364070403610042632406920775140328699254973809487432989038198527398081094437255117913173603029386972353770721074483424313199431579404546609369959160324811787323111622123240075546047427953742352834647073304082762247603761296715177450385805372981562536600820812383332884993482542561189445311417142587278089119523530594248655756905415797897695226479461018007323785294077469450599732774135912706651110932560534768846027716517189958701

Factorizations

Primary (ID: 72579) 421957801114848664064665625651 (proven prime)
(ID: 72580) 3920624182179527376682863644916556326319349120301657674207663654741796393563737123120784184080790387508485229724359114257370922519026897157193261742654686950830465751915488229161407853930095054890083759887035654624751170227206126921024974764312857819222824332749602843597235887802772518167223182647390086223725865479829822196544132404230932681882876980867259980648573403782979485401286248574943661330085126598043748053685516075020424045194899391959676554203781046425057520192478272157564078399329141318026152289336742933721683028197914203104474241476750796868230223520191019959688719336574803376079241813223447411905857484006806483089615804088629909773376813333837160315070837797093540737060436162483689539044133350750491615764915520624125083937922177303049512889121751392643526278429952655570156907375271477492052743131338763422730449110033844314086428632469880512188757660933684509535672456789391768888184949946494896597757656605952183532001397652256565136277318821176195534736839527975996315609047597967170016389346475551 (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.