Factor Info

ID 42742
Size 259 digits / 858 bits
Status composite
Value 1809506533929558067537435277168967241072125571537022237066169087416478929464237810818794511429381584537156400740970393251758105399193964003756201505308924939502563967189291253469236330657251466653667813125285268235916166654215122575869608471965721092859886991

Factorizations

Primary (ID: 9312) 9858624353001128920208414835866447607009753854238077581 (proven prime)
(ID: 46663) 183545540344958395562855607373199959556015664967958074271774535828802960749037764477146258393768604675417860405872541917201038182055907492991608273549763822237627263871275063451302784577434465015482185611 (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.