Factor Info

ID 181558
Size 506 digits / 1680 bits
Status composite
Value 50920973980491443136035499857513842523033748720157263784398876294048853160313249429104529748956039977167406475542780870289999867294055637122867404159525412831839320272603008216070522381173338650575993250547422372194731691973227236718608147606904267986844281394936534944338014713138371251849836885955568078606657808728365476213674320810828377157767753379096022388378034507361015564698384777986145945576331205503184933993166844462003217119314969754224192079458554721582688146601717130552812594478290962702191

Factorizations

Primary (ID: 11872) 222864962480066280616666395914340804119812069111241951551148176794907599760996542539686082738105614139306146302798900746224175257953131 (proven prime)
(ID: 181559) 228483532870475186354105489992544924741782687307113333049419974829400166303087333878377989804651114631706374690870482871493575825273732482425612666629643739853947889936419928528462448395248050297585617207756224102664557627986775315945340205328690117806593966475840506414829979065644645786038194862384351450269234585599863345076766631078171087868621229545805542845436885261 (proven prime)

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.