Factor Info

ID 145772
Size 399 digits / 1323 bits
Status composite
Value 159672831797178939058706984286429844610674610977988981470404274565020197730982321891299167807422642901731301636051368877440136836704390060999570767899485104914222135572434352102210612168288202515473919997543478726909321977444447515559064908540466663372832525370983481861462465669645086342040452886357005625286505544405590852545948928366505566339093422519806208758172751841698928363711263752951895273

Factorizations

Primary (ID: 11543) 1637488491377023232096661007236924821107539941341 (proven prime)
(ID: 145771) 97510811610592930696153893671698458065146978935197516702657516088583086537684884716193241700304857185974292806980087258686240244523336530257193819894447839158447973725945618503839921587029529301754592163731356826454745689759463123872947527685582535089349991625126105106888658845480079658950830704053271930487760699708119395134683912016504545258096253 (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.