Factor Info

ID 123554
Size 646 digits / 2144 bits
Status composite
Value 1373477321624078911521326646024701573579381683187143514056504162293584970401058715763330730752107033484640607644093883072095238360418349894844172803758916814515996102710027662190351114215069944011436082138977135895356468165435923606291307983692098814790398092092782118221331762091863296722452941198724441700065774621192029598739951847898301977213301813798897553530867058525504066927427103955415231192923045186754450422289827052508859989093717715481895424659444862820252488926606021980024843175872758986534205727966362526873107844164866069360031612905349512216300014105958023765136615238821082333157696023606056212203261380665929591024472993356509

Factorizations

Primary (ID: 9811) 1242248774754335612874106889712533150006722572739 (proven prime)
(ID: 123555) 1105637895996874513017379124209461878836471971703683256071454532893152258854760606873416882128157445337263177817834454372968076676087944260737099629768935164667616601338201153814421218651552427168136270302838938487990634741702486166669998195024556741806398888162091589934103804642870893780106964691681929555474972805084550661793724910608001066465114222071451855423738962558480849483080838748321715002596093923431917399269803284450310618684982675180446342549462143146511950416308080175857391030068067481673488053375189746861588132036808444577081094047319114305101062708006776723865169977884519454431 (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.