Square roots·√142
√142 =
√142
≈ 11.916375

Square root of 142 — 11.916375 (√142)

Irrational

The square root of 142 is about 11.916375, or exactly √142. It lies between 11 and 12.

As a decimal
≈ 11.916375
Simplified surd
√142 = √142
Between
11 < √142 < 12
Squared
142² = 20164
Cube root
∛142 ≈ 5.217103

Nearby numbers

√139 = √139√140 = 2√35√141 = √141√143 = √143√144 = 12√145 = √145

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 142?

About 11.916375, or exactly √142.

Q. Can the surd be simplified?

No — there is no square factor to pull out.

Q. Between which integers does it fall?

Between 11 and 12.

Q. What is the cube root of 142?

About 5.217103.