Factor Info

ID 137067
Size 429 digits / 1424 bits
Status composite
Value 307153171491261504869374795284140919681732020028107647333289177202760785280626518764694847912727323734742346403967700861222543255710421888075514077219330039146213000356125094980763459378498454268906810614066502948395809246877901585139001266586898242468586445047744506795919729793361970846852586079638384593891633115768244179325937664919257604706952582069048811341901341182538981667532954965210649454977437678752061388297482433219

Factorizations

Primary (ID: 136777) 4217468380980037880092527701441161 (proven prime)
(ID: 171945) 72828802434290335976862824380186872334106438142354276592836520653507822172412841378207540634720817334988452347346858676257865720003846934739636202497702343496678782875534618996786729918764717494657478405059394863505371636438286086717767895458977961414822896492021808977844854129921776999915960395418769105591762340055652682456005779640975823201414122680301882305668056443800344678612581036441579 (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.