Factor Info

ID 20513
Size 315 digits / 1045 bits
Status composite
Value 342149161823004082430298758415033310865282900470699118111436772732923134164428074264585278737765369837266384060858532071800002018390368551776089311512240454633054838550467573342876096404259611694822186180364209500502424362469615787256976285439441291009825274147238987435141016938695321296157776910936565472995326639

Factorizations

Primary (ID: 20514) 8573118546001560555564908129 (proven prime)
(ID: 20515) 39909533501386136249246760721702028643743867752506124940180490611616166575040389710253939168653912586475581958394868492261887755551330480618436430865789580008200365928616290764480476511397078200406503193815909180786507488667930974543994064648219341118798738813780157577708842750677906191 (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.