Factor Info

ID 178902
Size 1040 digits / 3453 bits
Status composite
Value 19898528818040735235477225898275737844559474945775991673749918072232583786543477569923847678098001138393910084006088457972199122948877178503062695376234706879137456640303290514553800806730875455179816086827898224479349600477612012618741013298110516330439718137537087163168716097040952238646136142272786660214219879923508122608895630564420040378181792183250988680705434425451569479602329327699729082089902433605925370636621769009086008067462924269098914877069242114738854804109187337151439664259773891568213718855225737682393806713457987965522011188616068582968746024838571873112673355983040689679112012193688059822841300274576891034746164856048272386851272506216646739413221026447645339246555872386560595443663464994631271080341920580268718333045457758824909106605811582237639441566775749063620922185093909218720861705044571940181388368418043207135606609670636479178324592609982432409117230372217596598073189872291452647660881111999748624238940133061286309029423858035391498230663798841619655687075911636246190574669268182934525312286546319

Factorizations

Primary (ID: 6698) 5465713352000770660547109750601 (proven prime)
(ID: 178904) 3640609658162316588542211111048553760931094655804724527126596343420034814663606182706934834609653231529767397909862281548346584002302367390682499395070994727724512738459797122451151059724930138739339757105449825103508320876544784345996706936290085165470018522812301106496917132530870205975327047975332836727725367318597285903778987955306617196223601116868552665283979974911513219947490562437224591979310323365644263685197435072565085695634784797283811637683268624446499383307490532918325517107508496150839853262461905852157465506613526260737881278733473884302780567994535625301284859958701780963712107576019113361513456986281011853978094116448158028999324453958807045912911424961745535921200341699738562701130130312402828817027552329668393848188077371605182743140714318525829542813410859423075735389733964682928980098920124806969960952485534214760049038272291097729134417725484007649308144715432502922125404452445422478842854210457785004830841624845404416040247029241943880523931399581319282503197822819344919 (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.