Factor Info

ID 21382
Size 519 digits / 1723 bits
Status composite
Value 290368796169952127189676147820227461529882831665352855085900590376758382097479786115631466380189684786412132283610742757322454917700803715279440644035139406202310088400639030122147368568591411260789040123707555612704480283727209652535250811685183686564411282430677662597538264638205689052833654254219003193297373812497940443575575998386379729991116780572348103883232237341577904496596554811988104584290579220558364711362609089685269477440331387409858759631623295234599245736386204743719715378077104479746631727456020361

Factorizations

Primary (ID: 21383) 56173271056427875611390781 (proven prime)
(ID: 21384) 5169163032686261737655552097013098685102292158146001123163974905252408443913836361903261726111384184888946136803625544215386643847151574815851120288051205348804506448314101819404831465336034325992865849234601570001837443738828570258469253823328239956677693108762969030222916670225704780181302527745498299182372519092364184409238701183111797283011328300481193195705889841537553190022276948799170481371972731824518571090577815988525337450874625992499059224739622605322288471277974712550678469181 (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.