Factor Info

ID 42376
Size 255 digits / 847 bits
Status composite
Value 487498429673134602262849396338404403807473775493806419582937116826545714717705194596804590247363510655813791052320977553881049323176222944358476478524919135539889343063645421675025882038226803021241400333385855009904945076038859536432971573079054491950417

Factorizations

Primary (ID: 9234) 1280819632152317623645492492119854765613719836542829 (proven prime)
(ID: 46281) 380614426446549280641662524653552624848367460402117638091367766256981092650253497053946192260508556349381863313070070962803232587505324608381469791164111750423355662996373455381603574599436947582532029173 (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.