Factor Info

ID 168783
Size 421 digits / 1399 bits
Status composite
Value 8031633896164235252964642880347297861406579711232595180931958066704911055800824271625775848204415782898703230634323874046124763008931462231941349560938759147106215008711112849604308469759748690453410495528377527559241395275781932915398173411074311490830443193005082684187661821643308040911700052215489043950241690246900805669965058403598641227236427151157786079341759868960650605760556618124221619723571670020008645159397

Factorizations

Primary (ID: 131706) 31179105887601949149105715319437017328831 (proven prime)
(ID: 168784) 257596671473441189502277418716607054287116055317275738417944739075319985536644433109888040142970501731942895157145189382663965142931885608207717712914588532010744072804283152707935144947202031170956005368479003568103422690091166022581188962368654868656309428085943729463538106008399164401537680978799296655770918325012535774386931992141772208094388548989071270623487721141215428187 (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.