Factor Info

ID 151509
Size 1080 digits / 3586 bits
Status composite
Value 187754700707391037665886805632987214097689392413234747034888661660335232798946859152414031628860643073324399741566072279227256331540256091498681005637162483227559186367252278963985830267424614810373974413408606477550014774034962609264475085318040557268961739756060327869264489385910240934231602751995125191369832395738912134443777738444204601757699156837614976842155137803134693721388341855221667037334450739829741455972616441539148016498623613890181493802848390056900614447986344301922504273210532270161386374132454150774091068907366610071224144458964085850209605085625515996325218117409240351879967672357599766252557620337102040863669768757512215860472355325288896492128120752416364027133764432171141730661912799176340408874293943820511666221060317448258482349123133992759719149458149944610093531430604219306422748045846006001178332933827471076897203463226809546548731806811438027373187395797294381230385482781994192076657460065468220593454726175129432674223908232799059783547666169764771364302088741683842192089247255675047800671017546988956962835068170651001591172617353566367

Factorizations

Primary (ID: 150416) 20365730384299971006649 (proven prime)
(ID: 151510) 9219148892009880606318037012595643624306532825936062810372991246577820482234939763407682267130192345232876447345664329943097147034369438572352517114008992433334224415557144873699290343284980057191640673159318224278546556798195696218105617634331734796837785893308838558809053188238223652150122656570275239916464211707015318512783965700498759484660290272142183393024737240824325590575860692846246543813705609700106648564376730048270792138007757002367211147966148929299037403218951428996400510341757893777515498494275402435700055797954144114848573107482013511613075836685667584638855959837130598462699872922419803821638129681318094476790907829005989666641697668265463103627632396700249635075551240943303147175139830221128783912095170072311965932965973753243540177669974427213628019186723549797693333830286234710429768561741679556661687975359955079576042129237831674168844583697253798781719688287114792068021966801538470284256077104924141863676106581687722496917153912471959263725632542648693472968619004370730241469389727257731142085113463713125871866479810583 (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.