Factor Info

ID 197890
Size 830 digits / 2755 bits
Status composite
Value 18826295372747335426387802249568022371742193440474568836833398111439953193614112893329639039799749880453028937723553024398300514139477019040022989156502569099618617466296753862983893351122834684827208719047208826381798449368812958051267850788630196664146554304856374676559372055605783770159630389520096574932679616359151836069670049628333730558889322017548684877884007051568036709985000911369620936892340840081732031950483224812931091742529023802555855143243171424343452289399196455367468264185343389312442912436034952475044556171209103396874062233420383516408765732088311643784696115097914945411932708881245537839779774344995252371411827333415361401390276713984711468982937543661184432986697377346979806848865287599559274804289876470910640902391858213668404202405321548017970689110348493866999864319080527513488430360455773584179

Factorizations

Primary (ID: 17450) 2546288496284990213389598514399701583273729812805688674719861 (proven prime)
(ID: 197891) 7393622286011469076430726056412471259972841724062187621809089491480927617722033512743131872161949078652125856218823435678749343108545317678762189551586418021413241382544312186999197904067719395173415270362543163826878267961557622897432411605042810134928852645575018087200359928131656039188559249016413804243450107210545462933419509158556107389729893691838851098286584616585963116650477904619256472514602680183072251097361988569687066072046644026850016803593704733935826644148574046987955847992965796823016893525182869133510139982262098131730961159570727850662133614959053476479907604686522841566227295720331379005827902191701752615802544630391432708313481794726743242021193993902225264146891989378025815431330600354448960987141436544021020855573583652461550368825413639 (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.