125 squared

125² = 125 × 125 = 15,625

To square a number, multiply it by itself. 125 squared is written 125² or 125^2, and the answer is 15,625.

How to work out 125 squared

Direct: 125 × 125 = 15,625.
From the previous square: 124² = 15,376, and 125² = 15,376 + (2 × 125 − 1) = 15,376 + 249 = 15,625.
Split the number: 125 = 120 + 5, so 125² = 120² + 2 × 120 × 5 + 5² = 14,400 + 1,200 + 25 = 15,625.

Related

125 cubed = 1,953,125
The square root of 15,625 is 125, so 15,625 is a perfect square.

Squares near 125

Number	Squared
121	14,641
122	14,884
123	15,129
124	15,376
126	15,876
127	16,129
128	16,384
129	16,641

Need another number? Use the exponent calculator or see all squares and cubes.