Factor Info

ID 42755
Size 302 digits / 1001 bits
Status composite
Value 18768038071693652958617938495830444638786660529721126058469151423921480986199693081850694189674672031274784191003203730671077418514530307327193536410656393837175952955633732100684826471265505732255005432022131327694963854224060403074737867820679667201009671921541570689902820990708782929513525667925917

Factorizations

Primary (ID: 38) 47831560297620361798553 (proven prime)
(ID: 42756) 392377709506318779769253070993847334441168978663938849297567589161433554643705123639030371438484582072386796047821540665501273169761270122178575093452591305450612851433528884366208169908499384206775798890563273691025095428695931007427775558386756156656698453531165086715533069989 (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.