Factor Info

ID 21794
Size 647 digits / 2147 bits
Status composite
Value 13915765964073794036109417884445980604830694603844981990513164962192570991537740094189999659748478209928117305766844232220839170435476292659287320186782815912508317954187403708316203727149430755218311241135097622280275762553497736735717390367278219286705415762229983318954093056605504641938558453542648071777459843237302648501097828429953363848069582731632047538668373878374201044570730279347266580981204479218656353819485647161796796139360551266630104757880536565332756241384770461852839235061273764835235614399547468852615102519849010041298926151937849757058752051409827172524341855128588429866613444443878745920784257022446270799644786497514219

Factorizations

Primary (ID: 30505) 170572300709456235387703271 (proven prime)
(ID: 30506) 81582800408943114360269850763266460075335221213641290934065568498129304734241449397517044460453554671472417271779109964093076666688319314429505897294028710471706635522534199446154020229841603813753759198638658173918443845658391473040618632428591275117425183968679663235270957442728889639653680651639541785396460358538227115812059768461333062749866722041805092142899155684652496915383801779843171709918074722454040684382348545251625124743585664134762210229834551223388305980681163703872786885291934775814641938761086287774075221674751594378940736568927664395449766457671686911234637870040369892566363775016620547763076189 (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.