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7 factorial means 7x6x5x4x3x2x1

which can be rewritten as 7x(3x2)x5x(2x2)x3x2x1 when 6 and 4 are factored.

Notice the repeating factors are (3x3)x(2x2)x(2x2) = (3x2x2)x(3x2x2) = 12 squared = 144

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Wiki User

11y ago
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Jack Perkins

Lvl 1
2y ago
why would you multiply all of the perfect squares?
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Rupali Kumari

Lvl 2
1y ago

144

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Q: What is the greatest perfect square that is a factor of 7 factorial?
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