Factor Info

ID 139158
Size 253 digits / 838 bits
Status composite
Value 1237066557991879506478003839615987351723481125181229247016770334795101775797964034283575139478942879972744402594621496261033610863844453495771969095027894740748593354162460791275682095874970632051325429039490038931672985093839269201248555937116718900639

Factorizations

Primary (ID: 174021) 1713486933076256705126290626262431007 (proven prime)
(ID: 174022) 721958559538560149317386316808923180626103171385840674853554580881965263172539028169787936935601293740886710332421267208686034517136094627589467963419502492507695541365268533113581166606604281388433724751927802773377 (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.