Factor Info

ID 13208
Size 290 digits / 962 bits
Status composite
Value 21723821075367332463092300027280321337001268506620849180049075831662157779950535694245970364722035544880874337713811677752157767254863663048452684869720364871574358901291760852559826002548677258793374481724923293522170730948593754016897928971103408168484743672687262612442030920283158837573

Factorizations

Primary (ID: 13209) 16531688892221752184323670641850413652684515394254291509746363 (proven prime)
(ID: 13210) 1314071491243009428364924945794210545688682200981481435962348276080754339490014723523809701411247355804974561652056776225587591480206142279915817704948646710880843811347259148893840462217741369693656880557756515192700904492956671 (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.