Square root of 124

√124 ≈ 11.1355

√124 is an irrational number, so its decimals never end or repeat. It sits between 11 and 12 because 11² = 121 and 12² = 144.

√124 rounded

Simplest radical form

124 = 4 × 31 and √4 = 2, so √124 = 2√31.

Check the answer

11.1355 × 11.1355 ≈ 123.9994, which is very close to 124.

Need another number? Use the square root calculator (also cube roots and other roots).

Square roots near 124

All square root answers · Exponent calculator