Factor Info

ID 47306
Size 254 digits / 842 bits
Status composite
Value 19978605170560557829255084571546490109066295985857218305890369523811356131819052729544968444033928961984124168732629438797503867093169643561046211318232766304934851038980409761436968846084409809344927824905375258410157759338105179611347999753861450809043

Factorizations

Primary (ID: 7395) 12055334654946982453464994276837 (proven prime)
(ID: 47307) 1657241855360872246681022463890145724829955960741588330956131741764814738209567883442672927259272663102609973507802536611425266616637174945539277972087287239107702900900717520301598327051182722520400052393217847331737585239 (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.