2の冪
2 2 11 = 2 2 , 048 = {\displaystyle 2^{2^{11}}=2^{2,048}=} 32,317,006,071,311,007,300,714,876,...,193,555,853,611,059,596,230,656 (617桁)
2 2 12 = 2 4 , 096 = {\displaystyle 2^{2^{12}}=2^{4,096}=} 1,044,388,881,413,152,506,691,752,...,243,804,708,340,403,154,190,336 (1,234桁)
2 2 13 = 2 8 , 192 = {\displaystyle 2^{2^{13}}=2^{8,192}=} 1,090,748,135,619,415,929,462,984,...,997,186,505,665,475,715,792,896 (2,467桁)
2 2 20 = 2 1 , 048 , 576 = {\displaystyle 2^{2^{20}}=2^{1,048,576}=} 67,411,401,254,990,734,022,690,651,...,009,289,119,068,940,335,579,136 (315,653桁)
2 2 24 = 2 16 , 777 , 216 = {\displaystyle 2^{2^{24}}=2^{16,777,216}=} 181,858,529,856,973,800,789,277,...,884,097,536 or exp 10 2  ( 6.70333 ) {\displaystyle \exp _{10}^{2}(6.70333)} (5,050,446桁)