1 502 801 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
23767608714397193	17	54.4	old
54465617050567486367	20	65.6	2018-10-25 20:51:28

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	105 / 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	Shift
Verified (Factored)		Herb Savage	A682160053518BFD	0
Verified (Factored)	1999-05-23	Alexander Kruppa	A682160053518BFD	488012
Verified (Factored)	1999-05-23	Aaron B	A682160053518BFD	1474345

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-01	Oliver Kruse	C0F42E1ADED34A6D	1	0	1	3
Verified (Factored)	2017-10-29	kkmrkkblmbrbk	C0F42E1ADED34A6D	1	338699	1	3
Verified	2018-10-25	rucio	A6EA2ABCD1EFD958	2	939986	5	3
Verified	2018-10-25	ATH	A6EA2ABCD1EFD958	2	1234251	5	3

History

Date	User	Type	Result
2021-07-25	Dylan Delgado	NF-PM1	B1=3000000, B2=273000000
2018-10-25	ATH	C-PRP	M1502801/23767608714397193/54465617050567486367 : A6EA2ABCD1EFD958 PRP: Verified PRP without proof (not generated)
2018-10-25	rucio	C-PRP	M1502801/23767608714397193/54465617050567486367 : A6EA2ABCD1EFD958 PRP: Verified PRP without proof (not generated)
2018-10-25	Chang Chia-Tche	F-ECM	Factor: 54465617050567486367 / (ECM curve 3, B1=50000, B2=5000000)
2017-10-29	kkmrkkblmbrbk	C-PRP	M1502801/23767608714397193 : C0F42E1ADED34A6D PRP: Verified PRP without proof (not generated)
2017-10-01	Oliver Kruse	C-PRP	M1502801/23767608714397193 : C0F42E1ADED34A6D PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12