Factor Info

ID 7297
Size 279 digits / 925 bits
Status composite
Value 216493554071002903180274340131354892961928898263141297824901094012632146601696938251608873825540166232414610249109323705378416603968923266791815787429506065716226084327381827828518862837088925711921658795592752734057654609822777733262194704699413057901136423310406522115674872493

Factorizations

Primary (ID: 16871) 64020956436201443428737029803881709 (proven prime)
(ID: 16872) 3381604495189702279257132304302314173892263788048807690103129853674512041804530924179494006798902415306564297558636937533388493373535088262579400868956110583517222313661900605674268868410486977603721496521705475576509143379146532784887426090177 (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.