Factor Info

ID 20245
Size 289 digits / 957 bits
Status composite
Value 1041110109121595999479739329901261071699423165128128294572917589524274258064232633228662189906483073849293704710214749418658245160047256839652563327314211068454478232713527337316712498772080836998633706452799025168200683851289778601369859069920177095903816144238268884825453197866878958591

Factorizations

Primary (ID: 2157) 5538396997364024056286510640780600481 (proven prime)
(ID: 20246) 187980404730305145015488978801636137382880017883371395564514702440978663448474330737041206486796933763247677379701243331322035837953574239120750732692433446809304156580471132787788242607158455022016291185414362400165697962580589639758252039078317489311 (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.