Factor Info

ID 155617
Size 541 digits / 1795 bits
Status composite
Value 1514537848791021980799384276609629688559833895481133153564225076244180485061502869890701495409243570571179828346214200245198282630450676021796051799497834879932421135015036679512000903772576321533069723395088981920083385648596008617135196599145123656974254434174455540243628594791888387929718666549677636805545174224713963219850753279450552548293082688788085060749067349824812106992929142650105246786319243969710225127839438243611286085630694201222764957321266354336811885032165939958997264396753216995344640925532262031930723212859770389389

Factorizations

Primary (ID: 188747) 31832165679517520595753203434274069882869 (proven prime)
(ID: 189564) 47578850400541701258052295196203009226134972634399221084124577882551241741751647073628327870985477629602879520578208261869826850557867955357686571024319812328428762349119451858659489084384951745203845471843249495738540139988821791296360449743958467603640930289658186443683350305650961137985015349345287049677326251917211090328232066840225095974617248004208203553339371861034786966670131566430041373146305609935952073370878634690541998692745228677530849384808167806893036865265902580523553078720833081 (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.