Factor Info

ID 172491
Size 329 digits / 1092 bits
Status composite
Value 37157771043047604163704303541737595309196405919552920012627727602888290258578358936444798447487635600829147756938296281956390569011332477534983393094451324330085394780144552598323624255647528264134378001206951485808584537661729846544550395013404797069268331656337209809543179530732687913468958093186411305515956589862990439258081

Factorizations

Primary (ID: 171691) 13131221858142021015567876953311693764168501124139647820126457015521 (proven prime)
(ID: 172492) 2829726848306040057992004116266952236439349782213551914493085449376683000857892132958554111428798786746071240097936397125250404000182580563148147560021456211741042133012902786984808433440968945059056889035960187215717428738369419972115381678070818719592243055361 (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.