Factor Info

ID 161987
Size 458 digits / 1520 bits
Status composite
Value 19644178338332662244294262732826043908536220706627886275410169767055874698985259283134188012351221729908328910581545040871391643666461499883815658572586787964168884492618023748521616319999074217384001036844841560721515890226991945624848449737154173043029576506472095413108700054838047514195538470570610277388623887445424826531788142311339234542979675538349600207792431495811644995748738561983384841945483298939530758037566401301157700365290007069124248998093

Factorizations

Primary (ID: 161368) 53184072441100681185067 (proven prime)
(ID: 161988) 369362055906640766054134042303333756240260569965569409202684854840860706329183990732348421681430308384260789074722191573899824799334190264895420380847594265396130879041533907447076054442076182032152369249777542583366693664390038135253977586992274000474294316290173814771223431669728771863410595704384254502424068347485151187096547617321576900901983034728200146455679488059279665365898910165557679759634696729793209501164075617778453479 (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.