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This database contains 21,320,095 number fields of degree $n\leq 47$. Here are some further statistics. In addition, extensive data on class groups of quadratic imaginary fields is available for download.

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By degree: 1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  25  26  27  28  29  30  31  32  33  34  35  36  37  38  39  40  41  42  43  44  45  46  47 
By discriminant: -10000..-1001   -1000..-101   -100..-1   0..99   100..999   1000..9999   10000..99999   100000..999999   $\cdots$
By signature: [1,0]   [2,0]   [0,1]   [3,0]   [1,1]   [4,0]   [2,1]   [0,2]   [5,0]   [3,1]   [1,2]   [6,0]   [4,1]   [2,2]   [0,3]   [7,0]   $\cdots$
By class number: 1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  $\cdots$
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Label, name, or polynomial
e.g. 2.2.5.1, Qsqrt5, x^2-5, or x^2-x-1 for \(\Q(\sqrt{5})\)