Factor Info

ID 147660
Size 261 digits / 867 bits
Status composite
Value 523021442785177939570770725975709281408172517168442274932423686183108137840669495297432003904316448839856453968834010296665433943411776874163536785966946334155201657243340006763761038840153883070920481906889285603412208992183116853307170858866720859953462029521

Factorizations

Primary (ID: 147109) 1228279101647209944401 (proven prime)
(ID: 147661) 425816446835062856523859655076523062909436401965152149827478075891938855516358158840478608595301306801817557330389704229868096958800255055300128015417182695294320060406078500994737686030944103885110192122261266145409297113667085089467957121 (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.