Factor Info

ID 21315
Size 318 digits / 1055 bits
Status composite
Value 322901280024322195295336734720595510675437064604949943010687312710773563565346650593038607579009487482377684250173542637308352164813008107839115807281011273974606625255388811287270261176176005598279473871501388202601323434295238056716115865837810098621163869795002391880266841464379759400058624860368579071120751518663

Factorizations

Primary (ID: 16725) 279151346689444799703543961 (proven prime)
(ID: 29715) 1156724779778867020718466332672266056382907754111719967447733037920265710664997179372477504218277094838173063195778040980894758672828527024112294235023883586576725482822609154108763149834297653666432951707915618833778868159107075773261908209135104461827459783744114317734144557617869168005983 (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.