2 534 101 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite, with 2 known prime factors. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁶³

Factored

Factor	Digits	Bits	Date
1094731633	10	30.0	old
1161510261553	13	40.1	2008-07-14 20:24:46

ECM

Digits	B1	Curves
25	50000	129 / 280

Estimated T-Level: 22.3 ⓘ

TF below 2^69 is very unlikely to find new factors due to ECM effort.

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2017-10-14	Oliver Kruse	7CDCD6F3CAD6A6C2	2	1841683	5	3
Verified	PRP without proof (not generated)	2017-12-01	storm5510	7CDCD6F3CAD6A6C2	2	989894	5	3

History

Date	User	Type	Result
2019-07-04	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2017-12-01	storm5510	C-PRP	M2534101/1094731633/1161510261553 : 7CDCD6F3CAD6A6C2
2017-10-14	Oliver Kruse	C-PRP	M2534101/1094731633/1161510261553 : 7CDCD6F3CAD6A6C2
2008-07-14	George Woltman	F-ECM	Factor: 1161510261553

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