Factor Info

ID 157393
Size 630 digits / 2091 bits
Status composite
Value 165938673180129637067811979999817472878797480428495012813248151283256094236123089902989311995617423669935526571160920676783159469264423832609202887610516346510572539958161143383019790287905135546635680433271173840161867645142797067800345778257273420159941268348330071443360184639228998061478379464002900097577514777996714701087117060836728793128222042491874176977345660657581770627593959438434759351438038507907968278533330081037606021496550374969562609782106174700186765719463048122478349265723231229020919905140257138070671229456394655939724335923396392528112161618883687062453110457540609690515258848481572201546243327749770481

Factorizations

Primary (ID: 2923) 618970019642690137449562111 (proven prime)
(ID: 157394) 268088385405031832088172417392063129005469512475001027748328351764869321655572728540357591041794712027338763638584412536535506409724591460639324085733110082357272186549252957667844182433713630839864000159371430018363229622279433850819478722800611387407711224781763431611832840297463481008411733491337832438814984460622852970651881973055317938151360352581511727773801249393441184967804809296071991505001891897127440159499208439372490938166178176482842680756045317008931617592931504913238917766862811538698396599565757680232668777811764839634982520873534400142595221215421511142278353680076753067743654671 (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.