Factor Info

ID 28196
Size 726 digits / 2410 bits
Status composite
Value 153355306183248819091671003404198524731366829093485177406566397812461820269085083800232619307841096558793994517221974364066586070454931365416724027657710245955302308522773583677629839347160952635382037321392097509529540371489008220419643936889637889620498671522965956186593061978610949949866199445754519773428921898913235593235501932730705633731258688039942564454656434174422253911235797416808954802630221535944344681820754218546153159664515642362225213636176055916100686854627691109009882133066948724542640535303669841353019484363043745902721735144855714809081422879492927920343115605498119869713032199927932312193699273941190350979561238172560687210262523790220355638783016662614307959302759325072212358464480372858674916071

Factorizations

Primary (ID: 40850) 280864846266479724963196714881918703837192646197734463 (proven prime)
(ID: 40851) 546011037770629179842906101475502153101720341592358251979834325502138046252078585552028580684835340764244034192527228367840415278262089535157094302579774576014030612558054270298672761127470102581958858321242754270870027924461257064706230801315928431481430859896922177341275784554275713272480275303745199937906667468803416017730826746061989280291789828694862665606783715604118254851771381868488728317655110121721077045838639466628115279092469600001154991540818794404800595622037787234647684961945876129357818173726885121010064687747567640862112480488626188504881920525066456223528174585576693289228903103750613950425065620556734950154894431960925005982094567182843022915417 (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.