Factor Info

ID 55721
Size 486 digits / 1614 bits
Status composite
Value 653609770199566610320039680075130147841948923726084838726730483623082710965345015065364619392711910793139186114345799283418414347589110437837000597693469635038809187897013096298123786687701670151312862082556964132333549860779713626669145574755446078336163603114687751782602587840933826015440095831199000526690649812895909660410912511226128705607060482852652811997445367711295766369087510298156541249584304829853678463289814668515935036198325077918360993820363060308286072310398387649829

Factorizations

Primary (ID: 54995) 27323390907418173038175977 (proven prime)
(ID: 55722) 23921253859531563847732369240432290667535015446775093057858684547021479046857256588257315497280567256471859141091294068231809048196530744882613549989241212101640984593889623269487680178675474673335687621925561760549471759196045304008090714413051556582447267594469046427317037977843682235905722832444512376841257835280968264674059709975753124944323144462425653871480981670151743564246047810625444560233494859556226092503109191296500117160503091103443227603334877 (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.