Factor Info

ID 21631
Size 605 digits / 2010 bits
Status composite
Value 67628506855116671872041103947490150220974063177829817237209638863266557762418652509127385823712214334049653505706679712016811093853415728707430065502859116844255120763505086586977576387678948414593394778235428535777010702170942492326328318068403040285010560477143074400256361546200979133712037701262658451061934949753573362806356890717708282669006576935093619883072690435577290337386878375026310827441948839452401565491464427916223977160262874802409563813648749920776228696144760081637658601213094784610319473233250280729292806893210972798708779113144964125181771778593458802608590289302884077829821335419

Factorizations

Primary (ID: 16932) 909551470793611858209865677328608031 (proven prime)
(ID: 30221) 74353688633045365614341983216352130163212767751690058441676885474548814473724620038023219336793523026896939256457467785068612736411588637277621602729210193745142433499139351884669796331730649331993245484257817737478520587940484629791744428034045389378943776511970506301116952983767296239702057425114893866285363076507623798692211444896547392629322780818694263729753415521303169991844986485304435352393746767212176022861430548406093629351787919998570315319650185054888810687880090421117099207692909750008797494680060360710956600058279891585550015970697834861453955494949 (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.