Factor Info

ID 51470
Size 591 digits / 1964 bits
Status composite
Value 913203843876200337578106273870695932054979870367306237104534168251685428937688304154876988446589954305828330393596811518884605809268787083088972000476281117741459166303559061919364104270924297713603146423567466193478486560840186813360981086155162496155852740942297010766653302266432172690089869566905583378914064152870289360470360094308688000190385551066002053125409108485076394784683983292892124457050097032412337514609041376509008109393607842336226393981844441254938108758487545401815439534790529676514768219676112524160866007583830829160965360407331285049613316146811381182698106197040769

Factorizations

Primary (ID: 74553) 15880128149464154373940101584719888617347484244645733 (proven prime)
(ID: 74554) 57506075220621863587224767279259841757928642415797655675917138744612923127334916502152892249156425857583708596184530093667227344167718782590334035627497462983085453887346019116694886768266692746916832639536114464508019031708385135712739505592118578330433309462117337166746655841899608442523028658529536075538884250814475688433631087478587761940798391046806419514745954091461844778021109325477780839502404076697655158473733458705762448976697263782051655425975870516266673841540471629828013986559818446884143512568980934343925798222576877293 (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.