Factor Info

ID 172490
Size 380 digits / 1260 bits
Status composite
Value 17558478615416224141234753328878065040806742047997864578016218601444551087937333870323630558946380338796385253431254694848161155469223124962790252927234626747310562019599530985049431751034445322790509284369512069038292134596040230225833453962085058351114253536780122249285641625279315329473863514407940199605054424009886482755889781399535807049822289792387393514443098733709625649

Factorizations

Primary (ID: 171393) 472538532924231984308608324090027972760231675157329 (proven prime)
(ID: 172491) 37157771043047604163704303541737595309196405919552920012627727602888290258578358936444798447487635600829147756938296281956390569011332477534983393094451324330085394780144552598323624255647528264134378001206951485808584537661729846544550395013404797069268331656337209809543179530732687913468958093186411305515956589862990439258081 (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.