109 squared

109² = 109 × 109 = 11,881

To square a number, multiply it by itself. 109 squared is written 109² or 109^2, and the answer is 11,881.

How to work out 109 squared

Direct: 109 × 109 = 11,881.
From the previous square: 108² = 11,664, and 109² = 11,664 + (2 × 109 − 1) = 11,664 + 217 = 11,881.
Split the number: 109 = 100 + 9, so 109² = 100² + 2 × 100 × 9 + 9² = 10,000 + 1,800 + 81 = 11,881.

Related

109 cubed = 1,295,029
The square root of 11,881 is 109, so 11,881 is a perfect square.

Squares near 109

Number	Squared
105	11,025
106	11,236
107	11,449
108	11,664
110	12,100
111	12,321
112	12,544
113	12,769

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