Square roots·√43
√43 =
√43
≈ 6.557439

Square root of 43 — 6.557439 (√43)

Irrational

The square root of 43 is about 6.557439, or exactly √43. It lies between 6 and 7.

As a decimal
≈ 6.557439
Simplified surd
√43 = √43
Between
6 < √43 < 7
Squared
43² = 1849
Cube root
∛43 ≈ 3.503398

Nearby numbers

√40 = 2√10√41 = √41√42 = √42√44 = 2√11√45 = 3√5√46 = √46

From 1 to 200

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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 43?

About 6.557439, or exactly √43.

Q. Can the surd be simplified?

No — there is no square factor to pull out.

Q. Between which integers does it fall?

Between 6 and 7.

Q. What is the cube root of 43?

About 3.503398.