Factor Info

ID 38970
Size 671 digits / 2229 bits
Status composite
Value 73166984787581570480134630002260152757190391633702670838321970050404269454638485784546616958523979025107901902893276407011486877413390955252020533334891108354792712082814277068342307779153623096168488265242795792850359468876162802783193205730815682854998602831213253165880430411476364835245263014854183671513432530906031435904443259374283988245737658992810195402637618824611130245286351386667489561132772655801808006766679931038284911736875861123754818397243711843583148867943615301517270276735941790728300452512850676699502702407041133026641108993960691979885831164218228708588175531000470606323997022141729300533575847830305756909625755354274261173881668822480632894633

Factorizations

Primary (ID: 11557) 4511008462521852114321277415331379373893623015839928733115961370993 (proven prime)
(ID: 38971) 16219651413971856809210152997050997058552601700868729318350780862848088638775071026918145489101471181399134887095494488068567604177035067441250049998884087263288553197995797168156044404430041442946502492226458663528137969678061151282012978388350395324641328839772963299508336566076940489357520876930829658124897060965831616120012004894482621497273268860516595799629363330952892996328876690750694154687002059422135856107864406379707754343034248115262378853969546888254881908486035675470414105264350496392183501347334203350028326191654230890918876276207616256695396052305415952762484050539344142468585079481 (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.