Factor Info

ID 143555
Size 317 digits / 1053 bits
Status composite
Value 55148588289233119668657829531449487326653490998724204038770838013638959886906409650831655705477255076412765638397452461513644194307314071406300897552985714405830997209413240996751532655748930569895874809021083019739346324961640274291229526188728906491018340880378886169647463176192442072604385748809212885354530132397

Factorizations

Primary (ID: 143142) 87728430468489003278234446945154202781697 (proven prime)
(ID: 179357) 628628461659778913555596387117303841344357834944958751347104168049547735313459565798751790526635417638054506764330385028808627263094284633895733087213404891833566659345147157660584976714868187804222461460190435886985480973860173264000647551561977538504223024009375880114973101 (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.