Factor Info

ID 81538
Size 250 digits / 828 bits
Status composite
Value 1320290474475561404062871134369684328735003210035487709931801838538045019278005798953201081118090464637367258863554066442145758948595525726224227795055407355448236928791565417949094856842137199589434631830721493971525911560154429397008486284250693747

Factorizations

Primary (ID: 81184) 22722096794779061445351332313569 (proven prime)
(ID: 81540) 58106014000386149785896627653828525914637090981028591367399617089478165207898138509926821062917820158171317297045688923547821054078747809731061840492811278211749813663445480992388562466718976329332412313630272330878163 (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.