Factor Info

ID 27899
Size 681 digits / 2262 bits
Status composite
Value 645392372035540618055603283117830642381421090346391999877689639935351194793954867206937346304755616844586880644897024767593297131191657343602605070366343236692069253395693883746205192309593564875732776698834398421462556332624432209516041407955469051039983757996057381021834493124855146121751404024617240798743656805653015425148936019899772605710856078078054295525518766907985883554908213083587258005072652238867610235052673868444025101884579809323096604802917118239225632730042280956894384919813477107070325191087470240990560846821265425847320204724116347862097135341539793899877167708617991174119873387641172171499662390034232076590003037606374035525049477099411599682629696020561

Factorizations

Primary (ID: 40298) 15042655658839279961227570612647508022504793432494519 (proven prime)
(ID: 40299) 42904151146762361376699322915773981075369797428091801596301512184931033196835475888351793654525125566946728705440136735733358486260246434320015374494654080874315755580728076280887237563836760913665792436089670384903890567541590619139054901908762010843994362441526553424541403162228966265814981051302150346034722646857588245823684223350003994545079572650685485307593960369133816770035419953694054096724465947619611137461242535507936631092450116785925277146502739201417719992187260602657767532018462776575343430813885362072778197032464631462919542853112543626681904919192701301867948072823482032939046298153706832974251961874251319 (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.