Factor Info

ID 141541
Size 687 digits / 2281 bits
Status composite
Value 280526383935736607097484284263800008150899034810737992470631151035983039123588221811859352288381564047271284627393210542888896074373479165239467275701596364602655076437773116026130297692628523878978068248486775803367946166134797248606462217012725889285888119650484834238146661015633219713181909740350180559793936642694930564643101092872317392174975099628599106645854697025881997266823499214549424104990185549673982660343353775321460995191360999732462847273196587951212068707299350626771793171361029662609378575212947941889343022472324095262818554239517165573747797353732394842013788083277562015286088522423637559279873614392198143871631802908043974221152478655257228511512587758517449751

Factorizations

Primary (ID: 6672) 172827552198815888791 (proven prime)
(ID: 141542) 1623157768346027679288963747931102893181049776543013511345806577971113898399064117840172542034219756916675395134870753306211557859057834183835242094795687567322563113007520250737268939476543801586398828580554892787717505925102877230346495924156993586486467807717897955023418312893831676885691406881534216200033301421799685611875082366398375112280422962319991644404015251549730239428748267673395068113344401118656312533166496204131222010155442864749174055603532154428929072058862177965063261389381720820406564691344971968407871884827323558225333385785704294570333971789554542663269227314567079889094421663068099282091695169437502298245093721835164953093821724141618561 (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.