Factor Info

ID 39932
Size 129 digits / 426 bits
Status composite
Value 153656027861956834139554979395430204578734010160878736888519276886950384200642740112954392790499449639945345764759183487979991721

Factorizations

Primary (ID: 39933) 81090046817672902899738765448699224348721 (proven prime)
(ID: 19741) 1894881479196146890757598056459873965378310559478954793880013520110958330519931635883001 (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.