Factor Info

ID 81672
Size 305 digits / 1012 bits
Status composite
Value 28773877616429110758496241127933901756978117693149411670512117522212991479455666746785023323510247484291747063007322283781200521885607117080861720253957034696971446261499830706293600714621566298699400221952874152749185559058538747521508618718591929320511411581455537846761036017730336838953262868847670087

Factorizations

Primary (ID: 81673) 198710354959515238639325382480805733555880039398107 (proven prime)
(ID: 81674) 144803111152870871564813316134169958058923621906139184842260139779454415950402297626803531597699297995738187134400433706171372165691460090759774503463686502504256423417721218481883622080266933483702591869253689565039770708573253570897257972788593746491141 (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.