Factor Info

ID 153535
Size 670 digits / 2223 bits
Status composite
Value 1210959164553814714314560530883628216514530185127022373280968516959474923165103983046422369985910435520689089654787486244301069330536351725122945046921209033611247798212647551512483315751014973024442784855205570531013637192575077211692235890836673373830797762051241477921796996581824225423524194279966721606977312065095221462253372735463699148963996936666191905477246649234303845503136460868454957268239394127240116998130914249669951081434030405878997807722210347455351491267725439216913360161415985435859546768939865888412241532248278962853676066861249911446704994519049596293237157336506012196229683473854258489103980279951506082412676670846348937026794303828218268813

Factorizations

Primary (ID: 152436) 72828751550897627671 (proven prime)
(ID: 153536) 16627487616721193421728808220606402329546202498321733774736189304656238322132137309522587193361156407965610501618417341133732336263128858599604593200026612856254645938338469786606179239204050331681780713735319772837856430266411495056856058807466398992270143630013293587652508347298457431794745914377440161979790590513774079454514266146345530178277217128144011309420138368553859774888228467520139063315076043676056722818531978186882151300795112663926963475368087392634355395781195431303696465476744917287583578304163921972396199085551552838327627445599792705601522471719999064337839403925114493534282679772433031204476447024141821424591499356922519803 (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.