Factor Info

ID 153728
Size 881 digits / 2925 bits
Status composite
Value 16589908763843299822102963672848381502699148548135028006032403374599820938727149909566236451153009541661866339998374593252506474094677284330455254559506560846231010345108530555298664314186119509090046534338137859449268574032677971245731104170010746765960102785538444155312018116670614977780864165539754266446952887470985315483822139755447851870569406060463140583625953172703183139143478713004963457134230403292980909930656164800883408825624234925908920317112461934940282097417435940426007316121891193582752927249543141184723463806767281230684681523265566025705397293583773495470532118525583174521366330418497445664100173620962366934642162664109030567714636823445369742616223158008256952092645034402191682536158282049078564858913962787119247892026530896610686618766169189350168185016070178256848744760962547194861329739820981431000032320500423536289543087591344780010866932127115611

Factorizations

Primary (ID: 152107) 137317950448357919059 (proven prime)
(ID: 153729) 120813839047811727112858440552822125987112118778215900963501745241458566287597736748103975355698344516616635005087658788297290353456855127870938229771558219620420826645240071372855812994381651465649156754436433958211980139785599707595574248363744145695910417534097602995414588262107066596983515435946259604514069170392253447989610164156314244545661808821720474813012227209680881573662151169466075898183284512250358437774097722938820553594517843795749335046195171454607612394853322305562501374854925642932857342889182028059855094422756121819600350345868463267944665534505317887865132193956313766664637169738309092998901753854008676973938213982544625596740058683418525671065943816954439357412086337590238600842456025188689877081594079115783702197260732901269633613811599744929495977063932102909722687356557858261893647934479613235752349594931664007772477230823129 (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.