Factor Info

ID 151753
Size 1203 digits / 3995 bits
Status composite
Value 309887003367903906336813073318946939083801506009765561959508164684019626775821232081307371636881450967728241292147916865371444037880262345603897471084524089904308085662418165185506926509325261748429435359206489621402890326283147219128157696137036985055108654996381975555657233592675116914783835840233698418964477357192805575624779598395668234016979081349700686108945923333455906204104211873718372787523660984077347732126431854757308441546512391402709978760300143727938594441426067781417694874554510726938322962078785077396170438132114741118746047065354975623891082283574931062973215467195757694432404589274745016393683853201595138174491935656279688424436442751965438143130736061043360414733466652690395345773970557775797782836746174651875076132107554961154663114802510330243288194522339556129968281239394353491829297410806069153317257532026638795457046898096710249206970900667467778714396556701494158459738457971393129128549032019201854440638756297369065595252580938099947753266893606956389693173774913507632914137022507719086315028507818004201068100480908601531411609970994124053081615321045521915333024736267281386577295085643349611783334146850391806847516415331463825136991597013938815290501595301461

Factorizations

Primary (ID: 149732) 64194072873983107981983523 (proven prime)
(ID: 151754) 4827346038258564007515805560405552319088147075823727130117617871695364481773354754445393601960724653657822113882003433114622426234916669329549962111481956345151429339753323680618576914844925072530535517374223968503826212982264316032432889921816729549153771902045293914687153701627698081914863948550928477056809435310051510288365129433179859303983100587336812460271108313755611460309350558902390353926688091377231008810410251356719589305053941744350835721179451319594385850908965862531153768929050107438128745547449493968877308381059635978813025028588206361130027510418202754901150788741716974868153154337138229633409038612935538595528155404204496644795169127931119830282309419084041512626173385643103191737186054797101970717278365130236130534483442404247478590470431874525508472614969407568066837077329269906287604718534548923247146091791803139427899558313587310873521777287030717315395371015157643631416128499076566447410307837703143988853439804669515514176180529814286397027260336346888001606281299066787390212358077469840053746456460968681513863356688460324089322648602834972156804076682976117164431136385781622680085853927398826195660976579319286736008289889923289466861607 (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.