974 329 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
107980488711752599	18	56.6	old
713552035392139301665463340620467463	36	119.1	2015-06-27 00:43:50

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	100 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-30	alpertron	E91E41791035A915	2	0	1	3
Verified	2017-10-15	Oliver Kruse	E91E41791035A915	2	658442	1	3
Unverified (Reliable)	2020-04-24	Oliver Kruse	07535687996766__	2	921613	5	3

P-1 factors

Date	Factor	B1	B2
2015-06-27	713552035392139301665463340620467463	1000000	30000000

History

Date	User	Type	Result
2020-04-24	Oliver Kruse	C-PRP	M974329/107980488711752599/713552035392139301665463340620467463 : 07535687996766__ PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-10-15	Oliver Kruse	C-PRP	M974329/107980488711752599/713552035392139301665463340620467463 : E91E41791035A915 PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-09-30	alpertron	C-PRP	M974329/107980488711752599/713552035392139301665463340620467463 : E91E41791035A915 PRP: Unverified (Reliable) PRP without proof (not generated)
2017-09-28	Oliver Kruse	C-PRP	M974329/107980488711752599/713552035392139301665463340620467463 : E91E41791035A915 PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=200000, B2=5000000, E=6
2015-06-27	alpertron	F-PM1	Factor: 713552035392139301665463340620467463 / (P-1, B1=1000000, B2=30000000, E=12)