Factor Info

ID 164223
Size 515 digits / 1710 bits
Status composite
Value 31109757462065224858193961786340000879834448068130574314717910862405198821157562931151716206762618133559102464204587143169547193240254200942184021533094720029075692221592814893227591394065859985520083343744599724393483985234159919033866867735691685218185017520421589944690423861604010145778280840073389867913005934587821589359922377794908462396437632164746375010552182158901057850655134921601381654574226359529562562538231361401208505963564462866714721712048553177869323732650309038140102557547344162644161232056331

Factorizations

Primary (ID: 163787) 19655759899303262348228273227 (proven prime)
(ID: 195916) 1582729826851821298506183496102848395993734183940539269077229353336145774368865130877490819792588077718621463084748172308182437274059895944343975756411560996908758304089172835458907105973969415759477058764172256221443715372248964662055326277508625313033760844263655563452019942508251662195617236954138227198311085533410011247309954988820771674670515505007850212004966199302191495759433858798333263996255562562038210672067519274917950197449087002388959499237664423844136666485233162373953 (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.