Factor Info

ID 71457
Size 555 digits / 1843 bits
Status composite
Value 550406916745386628985664070280192734224454342112481258636302786151700323934536560566005446113942044627185680584409124491310682243237782489420122213962199906312913834379014843710884054993018657293768977981185476852225523409185829881235545602602211037597254758711582500022683982398822301377081406278693811628813719120944909059912251503096069283882237118893948257413602869964861311955512011495471029755530818618238058940233018253994121185967184841448263091693245248966849688573202925730316232761575823480072852598398907771793570114295157300704255843682483999

Factorizations

Primary (ID: 70523) 788985829969499330639 (proven prime)
(ID: 71458) 697613183707829452455199516620604509901256939365976886178312317890162056309044128916986335640523865767161203854577280534513354445470225570971799415298115302950541931127918572235933734273678991935706239995803521906549374477836709301364024618225891913392192281034098425703591418933262929495453288706227952079269222552210921303213723589051760655561521440966992814913608014895532331420198264007103864670266233488288552172986596032508953205711710729263536960267320107416081494572656433450151497181753435002720692007412725947365595944200241 (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.