276 007 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
198725041	9	27.6	old
422673653296197834493769	24	78.5	2020-09-26 20:55:46
57265446825300550710068029447	29	95.5	2021-02-05 10:43:52

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	599 / 640

Estimated T-Level: 29.7 ⓘ

TF below 2^94 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-22	Oliver Kruse	A83D1FE870CA023F	1	0	1	3
Verified (Factored)	2017-10-12	Oliver Kruse	A83D1FE870CA023F	1	179634	1	3
Verified (Factored)	2017-11-06	kkmrkkblmbrbk	A83D1FE870CA023F	1	119907	1	3
Verified (Factored)	2020-04-17	Oliver Kruse	4D7FBCDB2E00100F	1	269849	5	3
Verified (Factored)	2020-09-27	mnd9	4D7FBCDB2E00100F	2	233803	5	3
Verified (Factored)	2020-09-27	oodaira	4D7FBCDB2E00100F	2	156780	5	3
Verified	2021-02-05	MarkS	4D7FBCDB2E00100F	3	78578	5	3

History

Date	User	Type	Result
2023-03-19	Naegi Makoto	NF-PM1	B1=2000000, B2=79396947630
2022-01-03	Lisander Viaene	NF-PM1	B1=100000
2021-02-05	Ryan Usher	CERT	PRP Certification Proof certified good
2021-02-05	MarkS	C-PRP	M276007/198725041/422673653296197834493769/57265446825300550710068029447 : 4D7FBCDB2E00100F PRP proof power = 5 PRP: Verified Proof certified good
2021-02-05	TJAOI	F-ECM	Factor: 57265446825300550710068029447 / (ECM curve 7, B1=250000, B2=25000000)
2020-09-27	oodaira	C-PRP	M276007/198725041/422673653296197834493769 : 4D7FBCDB2E00100F PRP: Verified (Factored) PRP without proof (small exponent)
2020-09-27	Ben Delo	CERT	PRP Certification Proof certified good
2020-09-27	mnd9	C-PRP	M276007/198725041/422673653296197834493769 : 4D7FBCDB2E00100F PRP proof power = 5 PRP: Verified (Factored) Proof certified good
2020-09-26	_p95holder_	F-ECM	Factor: 422673653296197834493769 / (ECM curve 6, B1=250000, B2=25000000)
2020-04-17	Oliver Kruse	C-PRP	M276007/198725041 : 4D7FBCDB2E00100F PRP: Verified (Factored) PRP without proof (small exponent)
2017-11-06	kkmrkkblmbrbk	C-PRP	M276007/198725041 : A83D1FE870CA023F PRP: Verified (Factored) PRP without proof (small exponent)
2017-10-12	Oliver Kruse	C-PRP	M276007/198725041 : A83D1FE870CA023F PRP: Verified (Factored) PRP without proof (small exponent)
2017-09-22	Oliver Kruse	C-PRP	M276007/198725041 : A83D1FE870CA023F PRP: Verified (Factored) PRP without proof (not generated)
2017-09-22	Oliver Kruse	C-PRP	M276007/198725041 : A83D1FE870CA023F PRP without proof (not generated)