Factor Info

ID 72128
Size 894 digits / 2968 bits
Status composite
Value 187667683908985013707214547175962187071318052418233089534321422188273774495632195124533526304284220342254807571641421979362647765666169846815718843567162763721609687908797668722359825547323797354426564699159746065161381775949007931886203558399826483220664294235163856913810077119884978620053686883167226098831270983624577607273635782901573901064980758126361859263877698941587951677723391608844772509639580171170492385690020000452314041391946565790178204523303829055309923020350360051628528097166687106619014870055649979883095394706668759479312989231776306211641824145701808240309944003511803441661321704700059104743927048466322297653437579571313557535227877891185184184552716584032772530354161047818746912684754961743441023334597497098179817899741128980406398929912061736119340202077081299342144353513794318210878683615551838261989054697651994517374813995184438820408416030138277735973550073849

Factorizations

Primary (ID: 70517) 689852631578947368421 (proven prime)
(ID: 72129) 272040252248437138400066256454126738852954335190039278250958250115386333823796284913349333657472532866497397857272681437740845103875312787699615392523190904502737707951330482225749162529533651749903143192029167853532116461656431569953262308201473969479566562864403896738576586291555709661694231213872440459248034890753238447468439324189808453268593051431660853154521550975158900659934918374559466292099911359452355559875677484127305537567662080955315642660548432474658497087808028367112479579410924000101348496294918864576638324579086406629297136972681343416429439995216906578773907890832480033732901481414181172955959077632258440901815030741316974762743491742192063635350369154996099101285126516549010272225313522311548496523252697630899664962128044382122228953040412981464354405854613121069504323666988117914410743180782464225441471099744314445064308729523016502548596869 (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.