Square roots·208
208 =
4√13
≈ 14.422205

Square root of 208 — 14.422205 (4√13)

Irrational

The square root of 208 is about 14.422205, or exactly 4√13. It lies between 14 and 15.

As a decimal
≈ 14.422205
Simplified surd
√208 = 4√13
Between
14 < √208 < 15
Squared
208² = 43264
Cube root
∛208 ≈ 5.924992

How the surd is simplified

Pull out the largest square factor. Since 50 = 25 × 2, the root of 25 comes out as 5 and the 2 stays behind: 5√2.

208 = √(16 × 13) = 4√13

Nearby numbers

From 1 to 200

How to read this

  • The decimal is rounded; the surd form is the exact value.
  • Pulling out a square factor simplifies the surd — √50 = 5√2.
  • If the number is not a perfect square, the decimal never ends (irrational).
  • Knowing which two integers it sits between is enough to estimate in your head.

Frequently asked questions

Q. What is the square root of 208?

About 14.422205, or exactly 4√13.

Q. Can the surd be simplified?

Yes: 208 = 16 × 13, so 4 comes out and it becomes 4√13.

Q. Between which integers does it fall?

Between 14 and 15.

Q. What is the cube root of 208?

About 5.924992.