Factor Info

ID 148936
Size 1088 digits / 3612 bits
Status composite
Value 18540195724587318454996813426585076228092313255980805796592909049913019181125525068543223514725290362623164551438862253798373227291070292737410231166368447216963181777516916691696115143162933425851220412507527742349066094754892486543641460906977164291046551608014953198087032335213281971810525560249891678615360603175194308753358235507928153811319939064665616537096150159693456212352253184495035578633659602972443133963968432432314867761178974417503048374873814849774870374399547601234537442575599607845646201833852543022910363895595591660891177273975608767719649229367978265426899230341693139924922788927025714313973009688930188524799597993763913606971742449623976108538431113329502036564975693239706667791843498602260487002797870934086024582775830146860502866511042898311402982949076348202936587184644070084453232832862303500159645210129344882278517074597372276422540824458966644821168021010138594359300080635618130273596332179088325972117603921806250984521859324239423488745305577808376937157740511340850073984015461302753622772841138553483123205445028575222358223193340065146950065781

Factorizations

Primary (ID: 148937) 258421304512086515389 (proven prime)
(ID: 148938) 71744068313532496192688461699180700585320466988295574774649464330517758157257950078329339209186481948360921795436673330435890455416345213403650922064085205013163209625846074973995395282297595189008855610733440304851713086733487195742503018647214306105277175145954593563995432191647383407974683694965336725222492942814727503827317513433099027973607235780754566990394202021884868530405420990420117020281983899015663820585138288057678537327702127811512404431314699451381313903933634440064533852243049958318738872956727517285040099419706284315938848218030741117745133314166350594539975562172802304374395291383377114742096207833396429367156567782437319208319731189518526637899438997762369226350121148855689273189102914932689574416876920044092498524416293258459600206067120081370787929439762531957605883819972986298682596536459284635703291896384594660750602618243817756078672023714710127979624079726904669507408528812998380482164067669423024401644428556101701289385856581945163080812009540328080548144397861310506827192133970628208526348854578289100310467749041108138325529 (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.