266 029 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
100282291841	12	36.5	old
6189179596034365984855091373289	31	102.3	2021-04-15 04:32:16

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	407 / 640

Estimated T-Level: 28.2 ⓘ

TF below 2^89 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	0CD1EF57452FE532	1	0	1	3
Verified (Factored)	2017-10-12	Oliver Kruse	0CD1EF57452FE532	1	30840	1	3
Verified (Factored)	2017-11-06	kkmrkkblmbrbk	0CD1EF57452FE532	1	166266	1	3
Verified (Factored)	2020-04-17	Oliver Kruse	FE7D15B3CC2347DF	1	43313	5	3
Verified	2021-04-15	mnd9	FE7D15B3CC2347DF	2	40798	5	3
Verified	2021-04-16	daveward2005	FE7D15B3CC2347DF	2	201256	5	3

History

Date	User	Type	Result
2022-03-20	Lisander Viaene	NF-PM1	B1=5550000, B2=25042991610
2022-03-19	Lisander Viaene	NF-PM1	B1=5550000
2022-01-03	Lisander Viaene	NF-PM1	B1=100000
2021-04-16	OLAFE	CERT	PRP Certification Proof certified good
2021-04-16	daveward2005	C-PRP	M266029/100282291841/6189179596034365984855091373289 : FE7D15B3CC2347DF PRP proof power = 5 PRP: Verified Proof certified good
2021-04-15	mnd9	C-PRP	M266029/100282291841/6189179596034365984855091373289 : FE7D15B3CC2347DF PRP: Verified PRP without proof (small exponent)
2021-04-15	_p95holder_	F-ECM	Factor: 6189179596034365984855091373289 / (ECM curve 2, B1=250000, B2=25000000)
2020-04-17	Oliver Kruse	C-PRP	M266029/100282291841 : FE7D15B3CC2347DF PRP: Verified PRP without proof (small exponent)
2017-11-06	kkmrkkblmbrbk	C-PRP	M266029/100282291841 : 0CD1EF57452FE532 PRP: Verified PRP without proof (small exponent)
2017-10-12	Oliver Kruse	C-PRP	M266029/100282291841 : 0CD1EF57452FE532 PRP: Verified PRP without proof (small exponent)
2017-09-22	Oliver Kruse	C-PRP	M266029/100282291841 : 0CD1EF57452FE532 PRP: Verified PRP without proof (not generated)
2017-09-22	Oliver Kruse	C-PRP	M266029/100282291841 : 0CD1EF57452FE532 PRP without proof (not generated)