Factor Info

ID 195884
Size 254 digits / 841 bits
Status composite
Value 10516075767953553537025493664896298630519076205386680006833984055955487733666000523104007504250944438807547630515704341723096732530710755802405297639719286273907281254062446578652615947894762961922935815795486044210491139658684115528382824252638938446551

Factorizations

Primary (ID: 164186) 16781891888307577522828574651 (proven prime)
(ID: 195883) 626632315232611127984518012803802480114513178450853788251737869383590953887494400522721520824351200382298285090535291522067900582104901237910921110433246244342104273222698296548956273367782999111451109216863661699744167786901 (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.