Factor Info

ID 198457
Size 537 digits / 1783 bits
Status composite
Value 400504736651530651630746313358739472284958855646207669512177287613182527534551161788823247115507818991094776053925631706067955846851412135800309016459642565026368433162803387457665108990556949302411701626082958702103308707717683086040299659668244374152351880713334186346544359494396870605831712236859322679626793386794508096876830834588787973003704696685915846693009884796728928702880100198040935448959858163233283137464028609009394077410195834940724353659551669629970522686387965327600519225942333299087427950171019638877016024855491777

Factorizations

Primary (ID: 7547) 199930782298483523040584108028862541 (proven prime)
(ID: 198458) 2003216973630420711938402087699176707396186203597571463325865348423594346583159028224304950763335727275142210151090871340968967842506022003469863563956881149026735699268526061563397407285280119732790085124311065407504227381632479581810658182056878879669217770838409369300984367407310438637188382969223047606887818698332156964570846684221003266521896581226414130776390097484656245548942622970777626363226707842556999244245616785115825241936406410982061048964802504621164173731014977246063433557775843397 (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.