Square roots·√145
√145 =
√145
≈ 12.041595

Square root of 145 — 12.041595 (√145)

Irrational

The square root of 145 is about 12.041595, or exactly √145. It lies between 12 and 13.

As a decimal
≈ 12.041595
Simplified surd
√145 = √145
Between
12 < √145 < 13
Squared
145² = 21025
Cube root
∛145 ≈ 5.253588

Nearby numbers

√142 = √142√143 = √143√144 = 12√146 = √146√147 = 7√3√148 = 2√37

From 1 to 200

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200

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 145?

About 12.041595, or exactly √145.

Q. Can the surd be simplified?

No — there is no square factor to pull out.

Q. Between which integers does it fall?

Between 12 and 13.

Q. What is the cube root of 145?

About 5.253588.