Fischer group Fi23

Algebraic structure → Group theory Group theory
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In the area of modern algebra known as group theory, the Fischer group Fi₂₃ is a sporadic simple group of order

   4,089,470,473,293,004,800

= 2¹⁸ · 3¹³ · 5² · 7 · 11 · 13 · 17 · 23

≈ 4×10¹⁸.