Factor Info

ID 161540
Size 325 digits / 1080 bits
Status composite
Value 8435138026203117681594062300903560256120431730716694753614941616999349519492066247262537475958229549560447885997370106139856841025255340172429939978747565468847152378991734864922453438378502230532235292610488821890490574846519664322929299499134141466391880809386731160576744416412732520402939992181431107492050134690649291159

Factorizations

Primary (ID: 161162) 16559808334927536278909 (proven prime)
(ID: 161541) 509374133782208948902996226080098000425397165832926141363625912498311904286167832153418183218158058875350892059854718742240817115240683675716267285285631643819366591642331668303303865021415392305684523995463398740546650869323214150859801577364917643277642081490757015301289435259878373306805348343865251 (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.