Factor Info

ID 178285
Size 654 digits / 2170 bits
Status composite
Value 145403939506037307137176937758084634171465094324633933589117426568552397357129973232913540181420830119831275624270796090918657932234111475025300694648321282376454200377091487767039604642755337494221931813001608787204052872367443239888532288356332964861526803143056705556780777669897591786235649000465485883942567527238303446725391034725442775448076611282556533323293335403915806884054651828375592350498968914913677719053603721999623673931580071645169715887888478784916575850601921934894402101260628833448293489322549255650720307874262755302990240936664241970223278987942235808595558767461914638637306423107342892876829842661383488526539495255239509707361

Factorizations

Primary (ID: 29938) 16187213283261799744241670327508751111470174529639589756398839278861060299617088374811863647961892041 (proven prime)
(ID: 178286) 8982641852034566399535082001381716129281720097206776642231498934721534316784513484461090026387171290292203155839127057358897768158071979331386524431411684682808750595862537463656027183013936760492029304438939729305373482581319436133322872704496217950336614349187122442941766467366133203648508003567258052439883733788381258390407622076378275081214676291439855593617336950212661253671127772402779987644625039240461514639174821211291432560999912012672971894288849292658440209129744013089694692592188746967955309607113073976567708745892262970264076788194521 (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.