Factor Info

ID 153456
Size 811 digits / 2692 bits
Status composite
Value 1779863493423580958696878218090178322403268343946782621365214802732373749136254155885156689303000127794809220083098920466159152239868447116328012820927449113062000204294258190452331708029451867787654071503140572779684898862025477887079886896888134459675455363482480515845413411448394683510748569475612956160679393550799987012497988522286837556050926849872926930335217767137609298447835173449781605834255553021973942032501851844599551663805333085631166650213710648988474861652744201798346405810938036161574217273607962176765421385449804126221915625108764537665212264041507622147437854427029855927921878604933495182189381828571011909633816462679716798743429988513555472977112020250421158033647464950770307248706370840602572321690227184182853210141865291712133599158992173496994146072600345635945165970646598420667

Factorizations

Primary (ID: 152662) 447033964653216136213 (proven prime)
(ID: 153457) 3981494996256714357593362564202481068754958208111431153308019766056859661979419803150757614393176611916693285111460480730383470307691914988578115863495307577976677528583295033493450306417048515776283880381827189616476368940240681230019443465677791972336173571169318652828949499317411930640079659065885591876699709613105780027411827227345478716391223701868489242794394466421126100202174822133354257576624247401072797138617575702975930238030792241560552102618738488149391323142341177833992434192785356162084139452465159972088948951728674400268867012182569241231480085340766346912036777234068122217504034432567741571886850607618682350730714135853050292382883242788323207375400984287677484961061384045155851306214266374956109876123486633879968924904423257132110634935958175317706674503591695759 (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.