Factor Info

ID 161700
Size 465 digits / 1545 bits
Status composite
Value 871840273995405371427975569329594751161319683220270664401271441855831489643004478425560291784251651279809584145388864733545935067609129605758034196950346187468532826917808387021049893002276770367697191230900217482223445248790418286223527554497643265580821388742741060776463440211678102131278973440670035315718875415419127239134585796744105188278645244163944567704524992919252884246599258613796977201703516540799429663718463681485634170225429513362935706582587875273

Factorizations

Primary (ID: 161701) 478319457668242662037 (proven prime)
(ID: 161702) 1822715467703395421679120851659398193426634630118062925282602955177525760468179475155996465924494196453023281603330938340228504116347764645048490219557994422550408674861672355739499752905139712465560240493226454077622599636146013757355991717593981901396277497076381191174882497624213539588867675264288513913769268551580659938790611135690066073609503349471124809862109861678324156855960955515481118963354810883044903998295512292859824276506742629 (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.