Factor Info

ID 161535
Size 320 digits / 1061 bits
Status composite
Value 21859643576592344322026409465896571610074288111016557258381512989844618461748338698050763821214069892661428462938862519111741710064394532194673692767097098144230749253815163372037916810262427061185412593407983164354365543638747463853120273350635015558274257466699346554404269376155133469589773681466335344763402186731621

Factorizations

Primary (ID: 193842) 1933740575855657851406132348117161 (proven prime)
(ID: 193843) 11304331020162673439135093982003831699246113721619331803182491724737110154798441726339085423928273725968609491448779497701378967767166063180460498450619370730026304480218198327447138551091666406284328006263007397946758849026110920317704457480478542127911193483625589848557714448586496861 (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.