Factor Info

ID 173237
Size 742 digits / 2465 bits
Status composite
Value 7213813000926346212769497972580962082898690887499205771505306495765267822109402180423539937682978029954718250404597407735595998817590548063271302805166624297671288341597426677640542615189710482652561119927689591919167597076796516598625016901670432570662112615957094501619127965352512310199849852687018326940514748237929660003737830849518328208764738517377414745443510559895482954556917538431074976542173865427499130349785766590836717171666756676710042746471094540388095244993014074296957481555069930675511336971432624531313543100866463928627850181845198435659289703928232297579715289908222082119462488684445187230416784248547928273443033713393864719580966416551850672174800194683837075213334338141965529777407677636680174194451449737361069441

Factorizations

Primary (ID: 172043) 1081953238506475031168069506397320001 (proven prime)
(ID: 173238) 6667398131627455359806921827276416141867372529089951062479709887759580345259644523950963270638586893867212300815531635171320474672508754084178200948196939649164438698334123698367709060178289111313399186372971604586272446427123952784039974299632060009730756239822148166660576379942303636346585756051934773911112295658665787993076923157107323096780299799350937494639570332974003482688282581493684884400613240847574268421634401048984842525706996743796112510492466841884683753469241788554551694616322476908751595334392289163580768575055600024580939146185029271199748094772977659629799847185135957210944924705189668434066338156222090159210523074902814496730472505737723013663739128750954642664326584519462949441 (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.