Factor Info

ID 30979
Size 305 digits / 1011 bits
Status composite
Value 19513635459055389964512742819541149555411411711423600510457254043638283661646276631545403770812688416561220641073976463065352571200049214847665674108360269674427691840615379315136127000886662369077544135315715155420470891254367100973301154650647979226863994719418800599716328070112293659683005654098438149

Factorizations

Primary (ID: 17373) 4528381576097816452461578808677 (proven prime)
(ID: 30978) 4309185330594561349852666909299780467008400879576417436162636054108041978152096362186150291010940446151964070002741202698945516631580788810129193393895386677272277909175771513041104042739991224509830322179169309893907606002145898213072147801334602750399030844205438709282337 (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.