Factor Info

ID 12811
Size 269 digits / 892 bits
Status composite
Value 19215652655125302611606441424797349800162752252559055485898288562389938513391015936373118450864367290569761151021546847722697776031972280646074133066888251169777624945761849499407782035565356026086683922123926227372451138065244533518311362122988576328665513352310765591

Factorizations

Primary (ID: 11652) 163396728220907574918050165329759467394476719555940685707819382394752434296939 (proven prime)
(ID: 12812) 117601208202567586911192778571826488901560824442141852881678214465823153564947779460535931710866937850247584453325399771193884783897784193011154820480637749875505286946148769063530333519051269 (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.