Factor Info

ID 91455
Size 354 digits / 1175 bits
Status composite
Value 281723328750713898804020933114948915871545415556370308453977311985367530103515726961836742957441191020313267785003528559742962601659030505080683027522519231589337283547707794845736384508091304498531479811981783697842331484662298769916865910814402941799893816066897915571307433313551368716188802904276742639686256430740461843622615063733820217656772984321

Factorizations

Primary (ID: 63479) 15935005106133946362456256260070752858898914489378961 (proven prime)
(ID: 91456) 17679525477043533410237631029287519342025929354475784432962340166950207232732889031696769961609332015916684684293187422578467476672871849326488040226562216007366361199488845664444706763199087781558422107083169364179975788998264972411876211169944287299346360541474449719451124323972891489080767906395761 (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.