Factor Info

ID 81800
Size 265 digits / 881 bits
Status composite
Value 8475875628642567849008919920524009023191171676702636191331097230404554495994378816288971959245821027384319147568568043544409947488492474842433387995403515853014638840460778056788110938774732722179741749829903811188290336582647069905082595436856184809591895434952661

Factorizations

Primary (ID: 81263) 621950564627340008800756859464878266899078352521 (proven prime)
(ID: 81801) 13627892811257657212862934401774488030890833006308305582181466363966568386490486185322956983445655681416198865590204288699445597027370593543476139998396688995729739389428677974070066699091759215577698605061156557583341 (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.