Factor Info

ID 20627
Size 277 digits / 920 bits
Status composite
Value 7837495509930740475138750329432593765374281479559348675948595085612919437431875341408181911110023260326620134649617862046948577496623550838768998856004628536838677974281387457513594707083100147071026874899429899967760925860555833716286186709044267487860866044561869418323730001

Factorizations

Primary (ID: 28802) 578904334643163991518185302373441 (proven prime)
(ID: 28803) 13538498575523301734586629807954921683026364363940979748474778670445852266382370192079075562008672010747396102111134311692924255771015010920153185584795328350714252249022584917935549969719583932356479490740104468537571446597416825752909114566161 (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.