276 919 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
410131452890930833	18	58.5	old
11538114000412680441964729	26	83.3	2020-09-28 16:58:19

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	533 / 640

Estimated T-Level: 29.2 ⓘ

TF below 2^92 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	7957627976249BF0	1	0	1	3
Verified (Factored)	2017-10-12	Oliver Kruse	7957627976249BF0	1	152289	1	3
Verified (Factored)	2017-11-06	kkmrkkblmbrbk	7957627976249BF0	1	7275	1	3
Verified (Factored)	2020-04-17	Oliver Kruse	5EAF5ACDA636DC8C	1	244179	5	3
Verified	2020-09-29	firejuggler	5EAF5ACDA636DC8C	2	113645	5	3
Verified	2020-10-03	roemer2201	5EAF5ACDA636DC8C	2	42338	5	3

History

Date	User	Type	Result
2022-03-07	LordJulius	NF	no factor from 2^54 to 2^55
2020-10-03	roemer2201	C-PRP	M276919/410131452890930833/11538114000412680441964729 : 5EAF5ACDA636DC8C PRP: Verified PRP without proof (small exponent)
2020-09-29	curtisc	CERT	PRP Certification Proof certified good
2020-09-29	firejuggler	C-PRP	M276919/410131452890930833/11538114000412680441964729 : 5EAF5ACDA636DC8C PRP proof power = 5 PRP: Verified Proof certified good
2020-09-28	nordi	F-ECM	Factor: 11538114000412680441964729 / (ECM curve 5, B1=250000, B2=25000000, Sigma=8752453437083565)
2020-04-17	Oliver Kruse	C-PRP	M276919/410131452890930833 : 5EAF5ACDA636DC8C PRP: Verified PRP without proof (small exponent)
2017-11-06	kkmrkkblmbrbk	C-PRP	M276919/410131452890930833 : 7957627976249BF0 PRP: Verified PRP without proof (small exponent)
2017-10-12	Oliver Kruse	C-PRP	M276919/410131452890930833 : 7957627976249BF0 PRP: Verified PRP without proof (small exponent)
2017-09-22	Oliver Kruse	C-PRP	M276919/410131452890930833 : 7957627976249BF0 PRP: Verified PRP without proof (not generated)
2017-09-22	Oliver Kruse	C-PRP	M276919/410131452890930833 : 7957627976249BF0 PRP without proof (not generated)