In the area of modern algebra known as group theory, the Janko group J4 is a sporadic simple group of order 221 · 33 · 5 · 7 · 113 · 23 · 29 · 31 · 37 · 43= 86775571046077562880≈ 9×1019.
In the area of modern algebra known as group theory, the Janko group J4 is a sporadic simple group of order 221 · 33 · 5 · 7 · 113 · 23 · 29 · 31 · 37 · 43= 86775571046077562880≈ 9×1019. (en)
In the area of modern algebra known as group theory, the Janko group J4 is a sporadic simple group of order 221 · 33 · 5 · 7 · 113 · 23 · 29 · 31 · 37 · 43= 86775571046077562880≈ 9×1019. (en)