Factor Info

ID 20423
Size 372 digits / 1234 bits
Status composite
Value 156983799303812956636698534531826789829512457192469358154567239793452806921357850794812721097715669230455455853795194217243599659783597605409614829792002468935813193340490340855198884824689126596927664020081531863419969034899568072846475273669297096767923314059076019243876321782971911982243124633039357295486039304670367737890290418835587486382591002987102424029518503723

Factorizations

Primary (ID: 19493) 153360717056181938148119886537684707068363643930609 (proven prime)
(ID: 20424) 1023624578165631188978477017466559238969130062024440397143871420848062326112348321496592711941649251500656524663256047523856948818857776588509518177359344514152613878725399654776170635903744650743495998706525322736264960590893183232974185986295437582471548046089172707185218606149107385676759906554083165220172311488713947 (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.