Factor Info

ID 190321
Size 511 digits / 1695 bits
Status composite
Value 1731227027880063154487558024211643997181686969915928571205844247015795294979719990198783835199144552454051620207985730462306710045131061278025038682108212307248959506266006846005121853235773106090586460219533230208270454399649071513632222795733581155244584213192902300937791977244450248124200350151760506854591431184668650304825766032409971949348905415591348605673421560296154309535552182027720687558508489838048926220134735293533375761347056450830062478084884852122084855005492000770368329290649773262062496109

Factorizations

Primary (ID: 157090) 1637872091108040680148042294721 (proven prime)
(ID: 190322) 1056997696754736633713885122023183687776393536764383463840158175505291511131124957110303137024442474334215697398443038420762891370520859015705962566482520770805667678923676992963408017235241051148568233484487241290073065553356876452774072306251826133713883776089805999995124686246008906151147383633365821331528339974072510332545523843942951311341486748401275161859381770160841629252456423139559683651111653265335334201122478645637115777980087919004003553801186302570867746215405229 (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.