Factor Info

ID 143842
Size 525 digits / 1743 bits
Status composite
Value 309883682149943913156333382464535919310513563793264743534531064555681225142565227269394869211310536776164406177809343772775701933037206649684024908179905492762963020754084899581274440293411837528827448604168145615095669130866350792000363461891558549402963535950437260297237944658517809959636168142381738666343762944585715192237135628165463289441833499205708826838345405515200592101710416190539983159560801563135137891128354740282042857632008465120330394995622823270679978535892076814405348837589127293444945214184660837108727

Factorizations

Primary (ID: 143843) 65947901875302686741 (proven prime)
(ID: 143844) 4698916467970219461123868330053579273303856469772538171700005277312565785331024005280151544608325280600760523848832287777623040735960089992736359621053333327097032718178787575825944828464700749138937853447381140964223370424292644297421001676998385199959742617239994073325122906915887587113890297173550248242234613298613485549655070848389861718744941752775379888595781017357568391620901576747783998455117696580560233035904421172917025609310740686475169042531992630975143957878738728832215666884981110665947 (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.