Factor Info

ID 157800
Size 660 digits / 2192 bits
Status composite
Value 502726275948627550393122284876974991523513739815399331899743795698131959677244079235018008516158649862036634723827213671913690336277099500620357534503275797134790885700328965753591530764285266890115820852241041059686613772668312848265839174741783999982959551129427648179545582480330809407556323669761369978447508347664849157158786966282721829611549998526010946633472963658648176188681629769719703234109446468870985467903078600146695056053042988181082695099009904132306100143507747714412284186609902724491946083366117534780030948518374742985457453296624121086854589200484758655827815805968269434265545266370269198318477733441124797685143171528941085846313032221

Factorizations

Primary (ID: 157801) 1439538040790707946401 (proven prime)
(ID: 157802) 349227503340231695718314823241500706069448092140610966053925098496301023361468269333234644747250387614120637647140355004769927274892553548364688098376967960528679525880207758581077942230282390823302118344879122058917021807136277972259891744541514549763454170475206532731025335529335630652770638047488395420969551376684261359116645694502134680022938935031094879397844861738694659363144441383641057155886139117957307107051136207236460996011862915837644358382289248005188455015848416659997963472139657790907828801833182521115478694171184781572907101440686485955688944060685486167814661652059744845219052653896569813019482281920359262992237821 (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.