Top Mersenne exponents with the most known factors:
Exponent range: - , number of factors between and

Known
Factors
Exponent
Count
615,375
Exponent # Known FactorsSum Bitsize of Known Factors Largest factor (bits) % Known PrimeNetGPU72actual
M2236223.0078.98100.0000000000%240 244
M2396239.00162.28100.0000000000%240 244
M3596359.00126.24100.0000000000%240 244
M4636463.00203.24100.0000000000%240 244
M5876587.00353.66100.0000000000%240 244
M6416641.00260.39100.0000000000%240 244
M6536653.00341.99100.0000000000%240 244
M7736773.00300.03100.0000000000%240 244
M8276827.00306.16100.0000000000%240 244
M8776877.00353.53100.0000000000%240 244
M9476947.00374.80100.0000000000%240 244
M9536953.00514.07100.0000000000%240 244
M9776977.00566.45100.0000000000%240 244
M1,09161,091.00731.35100.0000000000%240 244
M1,15161,151.00461.05100.0000000000%240 244
M1,18761,187.00676.15100.0000000000%240 244
M1,20161,201.00837.56100.0000000000%240 244
M1,28961,289.001,042.0499.9999953483%240 244
M1,37361,373.001,068.37100.0000000000%240 244
M1,4816448.43152.5530.2790591996%240 244
M1,4896512.26176.0034.4030284529%240 244
M1,55361,553.001,159.70100.0000000000%240 244
M1,6676217.5686.9513.0511986286%240 244
M1,78361,783.001,430.1499.9999945338%240 244
M2,0636200.8674.449.7362220480%240 244
M2,0816160.3245.587.7038798840%240 244
M2,24362,243.001,577.5699.9999983709%240 244
M2,3396432.76160.7118.5017131149%240 244
M2,44762,447.002,118.1299.9999987019%240 244
M2,69962,699.002,554.5999.9999987582%240 244
M2,78962,790.032,335.32100.0000000000%240 244
M3,3296282.26127.368.4788626500%240 244
M3,7336296.08110.377.9314240437%240 244
M3,9116475.57151.4212.1597443232%240 244
M4,75164,751.004,555.56100.0000000000%240 244
M5,23365,233.004,887.84100.0000000000%240 244
M5,5636445.85134.478.0144772055%240 244
M5,5696427.3399.257.6734302126%240 244
M6,3176447.18121.597.0790078815%240 244
M6,3736227.7480.923.5735666613%240 244
M8,1116409.75142.225.0517767981%240 244
M8,5636368.8788.034.3076958157%240 244
M8,6276334.8098.963.8808209940%240 244
M8,7136473.71121.625.4368233789%240 244
M8,7616373.09139.094.2585605493%240 244
M8,7836382.62106.204.3564114758%240 244
M8,8036298.6396.393.3923721244%240 244
M10,6576270.7087.842.5401270523%240 244
M10,8896436.10120.504.0049537237%240 244
M11,6176304.18125.742.6184103593%240 244
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