Factor Info

ID 53739
Size 597 digits / 1983 bits
Status composite
Value 490283552599479928038624851119441252988350584391388730532708876626572373887260046826823955969015162944688922420297721294347986801441024747181756445396170165993727964353694982016223740571331161896015790893142654845735182068292905791091372134094558648779547642225083411350330831460563345507844317816874302427117744321907562676706027586662651442806902274666565234747038396351816298621267341540160860311417049424639039188214873445190606278696504543062262536891577254108734752090395005288712989272237046953345514750374953122238440355743732140291566828511633752074930164121789992301626984839775076230597

Factorizations

Primary (ID: 76256) 17423936241502551794842921669334366618339345461 (proven prime)
(ID: 77230) 28138507040197959527265534781921845474346073749207186359008025360824852444987044465341811641465414210236096282946089315654735592889206041891260659102756663208196732868978083446915956437346395252023864558890138959473783418965205484375887329896521076575233124451395792973549969901030482827371540441117986912363108565234457606787772017295023803165722963632059883159741379840612523658943955396173421672147607935057289618644711849442607727851837681574411247090274144518215081409181579494397472885033095016313142196692046365918392101734874680339193463844177 (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.