Factor Info

ID 189521
Size 557 digits / 1850 bits
Status composite
Value 54985642976126257972230751537485785474756628527571870302909562805056931344344076054600202225046540921130430885750196195720232682411518504255002778271553747526875793348139300421129821813935959410065434865836709022544558983369831388188581739411551017008202510353874815962016816401222533450051916207013296264405822924969604188818490334417467881551502409212795834872621930018776044757534558691342341175240719919728905850023584865862540623854733122846731532141836164852876918645668362325558767075419956301620689267321911974241992254025915716263912114769413692879

Factorizations

Primary (ID: 188801) 42151168149691400818149835998573647384427151412655360001565936504588479514138213832454108214300774922111183155375145902224266223436272108076899366171782937 (proven prime)
(ID: 189522) 1304486812343036370517625642141787253021995013866415782185547733631767576697776838412431555929756610328226326587216701149200323298794519755183081708649308056572352480403805125702848956387081333956045682614142600968978773509082637240409988845826738838448620834352927272970847668681651897919042770632969025077423342031455221180749123250906223954088659083426603093727245279669752049003790564021059286915367 (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.