Factor Info

ID 40508
Size 507 digits / 1682 bits
Status composite
Value 151430541607100942970720702816400620720301969905083585477014812434649899822998715100651331999044786905945054983162184528288415821566446467614488862124529999323467341030100724622658344982531074741250237873861020917220073854979699347815388030957800783795313005577705115822912332625840807794090989622290510363474781108496229730151731699414536589781630667241873307769231814608951180948818454427282753466852076376682682684979543754934452011513807429281625754734274919283737332024489422737816788006165878983108233

Factorizations

Primary (ID: 19989) 5010620991340707523594168804430658367520003649793780623118456073 (proven prime)
(ID: 40509) 30221910990434381174069210574571972770015883322918367726989525071886914953515671144513744940252971707048352203939773895916743392026349336207303249015315102969353222183820462748432679432157718893486832503247667194471236094405621343710433641427360771551054457119142675663748275701335679513897427392528788506141218315848014506628054270932355513270343420398650404178357929828954059243473253646203485377339511220313084726172834303846993701043905921 (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.