Factor Info

ID 161464
Size 308 digits / 1021 bits
Status composite
Value 20303306313907684831787420252004485338496286201709626186043720894131252775674980811207250220980451559470151531147896163854189915016685663571915641389538591912466942676410488994850139591721089795125259026780571023679367953886308464251872276492035411564220081179446552877642986866650040229353702266772127513753

Factorizations

Primary (ID: 160960) 232846577043840572161 (proven prime)
(ID: 161465) 87196069496374684755945692760034954352164852861681543841605297979284748323932802839292545729755181336487618192050855513424910804244273503764910504897448965903429997091631446443562926135243390406159195221414200676530762643149040346247107085084994347428422878094246903651621425073215986073 (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.