119 183 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
4768511831	10	32.2	old
305854829473711949540951665215201473	36	117.9	2017-02-28 00:17:17

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	227 / 1566

Estimated T-Level: 30.7 ⓘ

TF below 2^97 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-21	Oliver Kruse	2AD4893AB7B0BC70	2	0	1	3
Verified	2017-10-09	Chang Chia-Tche	2AD4893AB7B0BC70	2	0	1	3
Verified	2017-10-13	kkmrkkblmbrbk	2AD4893AB7B0BC70	2	99865	1	3
Verified	2020-04-17	Oliver Kruse	ABD7CFF52D884514	2	42169	5	3
Verified	2024-02-03	Wentao Huang	ABD7CFF52D884514	2	106686	5	3

P-1 factors

Date	Factor	B1	B2
2017-02-28	305854829473711949540951665215201473	100000000	0

History

Date	User	Type	Result
2024-02-03	curtisc	CERT	PRP Certification Proof certified good
2024-02-03	Wentao Huang	C-PRP	M119183/4768511831/305854829473711949540951665215201473 : ABD7CFF52D884514 PRP proof power = 5 PRP: Verified Proof certified good
2020-04-17	Oliver Kruse	C-PRP	M119183/4768511831/305854829473711949540951665215201473 : ABD7CFF52D884514 PRP: Verified PRP without proof (small exponent)
2017-10-13	kkmrkkblmbrbk	C-PRP	M119183/4768511831/305854829473711949540951665215201473 : 2AD4893AB7B0BC70 PRP: Verified PRP without proof (not generated)
2017-10-09	Chang Chia-Tche	C-PRP	M119183/known_factors : 2AD4893AB7B0BC70 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M119183/4768511831/305854829473711949540951665215201473 : 2AD4893AB7B0BC70 PRP without proof (not generated)
2017-02-28	kkmrkkblmbrbk	F-PM1	Factor: 305854829473711949540951665215201473 / (P-1, B1=100000000)