Factor Info

ID 64354
Size 314 digits / 1042 bits
Status composite
Value 28407787857118500841623155758242849051739815228852101824810654074810422746701073843098249451757386566449402258069379485385859010675527698606296136411295708595805715926833748617433943433882069542761063276611733743436058056595890077240269573689352146584369654441390353494505494716105817925889551408190743480657540357

Factorizations

Primary (ID: 63378) 311640640511791392291238477 (proven prime)
(ID: 64355) 91155594502905180196798944541561095898009884791253207816375294455987457979985324029599353710367370173505298765912331301773722001601894934298138727289147222160690228764359080851791659658989083591604513429550716610641713450112437316905163924950710685590414672283468569344316203653150636441 (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.