Factor Info

ID 140075
Size 629 digits / 2087 bits
Status composite
Value 15518405168239065211812276968784278367222286168374487717933611682003055118921223019879837013101894212106696487308406081723032324010669019151984013901485819390576723453957995291767896804839820799450847786903846712721643899463645803935672406008639126109029926047243586135843275475472052587606708229939537860190748019823677453573109277198271749895515647383460276329763337493881617712530789946921089340419320805705684146082503526128294682651906546254620772562496250217961181153627571789904095181952521900518157577047715337208738156439310247802308627091353046346627204767043589883351113337342290581090598480493540971405618581568799409

Factorizations

Primary (ID: 173851) 186914420721724229289011478834517107267820280958980627 (proven prime)
(ID: 174968) 83024119317913228335686582427971178441226078178234468762029338859258650987472930348688791635683296816387801565684574053857880941716265999054143890002009315641938343818025909958912197234909846315233062742104976510939412626192492588463842171981847679087291206704002867676219548505944637509599322818175025945196188095294258891629547503457348704546081011479868752755557178532206148151990226286646913974202040124230084674104137976910259946295694167767912324751067767077256856684783787705899487333556737746503123879785349932569896849096789756136804736721792296204001903163359236267 (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.