Factor Info

ID 38681
Size 604 digits / 2005 bits
Status composite
Value 1991804555211209375106518052576679501553624609164599711934323624359324109853587119746380080265805836535905848604682369969116051082888369444711016713380211184669354999988514425683215164340428745625411622293788129877277580914689922257912156708661507092117513664460225255183526160579593213147828720888335648312414652948132703805642806606120908372662322627038767326747072010424213986396207898930521174347780186941516632024470323181592233281987011939277548566404239821900047067963253083480360275895618489267014649005570338050289322413842989873586180696599724609580693052949527356275740242079350065010937314161

Factorizations

Primary (ID: 13220) 196875055097240047003416857124664873 (proven prime)
(ID: 38682) 10117099671298743904001321854705288684183789906373095846875800220619046728623025686407340949377668054445806231744275050915078611476482709175065059511673758794584499016816299660730028138142464042746421291374140944532522295794625208294311649784422817579354766503125444169370736182966947145470059653068764858333604748392738449026551018935695984106031859901384939344577028387623042251896105543098444057728992916025557024554252626927746873758010323565600082401033295724960794156253962806632086244143153286313281433104085040694744182035858022685357024963573624568815372366857 (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.