80 107 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite, with 1 known prime factor. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁴⁴

Factored

Factor	Digits	Bits	Date
11044071555287	14	43.3	old

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	690 / 4588

Estimated T-Level: 35.8 ⓘ

TF below 2^114 is very unlikely to find new factors due to ECM effort.

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	No proof (small exponent)	2017-09-21	Oliver Kruse	35EFC488B04AFDD1	1	0	1	3
Verified	No proof (small exponent)	2017-10-13	kkmrkkblmbrbk	35EFC488B04AFDD1	1	1346	1	3
Verified	No proof (small exponent)	2020-04-17	Oliver Kruse	118298F2D7516D82	1	55200	5	3
Verified	No proof (small exponent)	2024-02-03	Wentao Huang	118298F2D7516D82	1	30642	5	3

History

Date	User	Type	Result
2024-02-03	Wentao Huang	C-PRP	M80107/11044071555287 : 118298F2D7516D82
2024-01-26	masser	NF-PP1	Start=6/5, B1=25000000, B2=1475000000
2024-01-25	masser	NF-PP1	Start=78/61, B1=25000000, B2=1475000000
2024-01-23	masser	NF-PP1	Start=2/7, B1=25000000, B2=1475000000
2022-01-11	George Woltman	NF-PM1	B1=1000000000, B2=20461169718990
2020-04-17	Oliver Kruse	C-PRP	M80107/11044071555287 : 118298F2D7516D82
2017-10-13	kkmrkkblmbrbk	C-PRP	M80107/11044071555287 : 35EFC488B04AFDD1
2017-09-21	Oliver Kruse	C-PRP	M80107/11044071555287 : 35EFC488B04AFDD1
2017-09-21	Oliver Kruse	C-PRP	M80107/11044071555287 : 35EFC488B04AFDD1
2016-10-27	kkmrkkblmbrbk	NF-PM1	B1=100000000, B2=2000000000, E=12