Square Root of 495 Simplified

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What is the square root of 495 simplified?

Answer

√495 = 3√55

495 = 9 × 55, and 9 = 3² is the largest perfect square that divides 495, so √495 = √9 × √55 = 3√55. Check: 3√55 ≈ 22.249, the same as √495 ≈ 22.249.

Simplifying √495 Step by Step

1. Prime factorization. — All Prime Factors of 495:

495 = 3 × 3 × 5 × 11 = 32 × 5 × 11

2. Pair up equal primes. Each pair is a perfect square and comes out of the root as one factor; a prime without a partner stays under the radical.

Prime factorTimes in 495Comes out of the rootStays under the root
323—
51—5
111—11

3. Take the pairs out of the root.

√495 = √((3 × 3) × 5 × 11)

= 3 × √(5 × 11)

= 3√55

4. Check by squaring back.

3² × 55 = 9 × 55 = 495

See Also

Simplify Square Root Calculator

This calculator writes a square root in simplest radical form: it finds the largest perfect square that divides the number, takes its root out of the radical and leaves the rest under it. For example, it can help you find out what is the square root of 495 simplified? (The answer is: 3√55). Enter a whole number (e.g. '495') and hit the 'Simplify' button.

Simplified Square Roots Table

NumberSimplest radical formDecimal value
2973√33≈ 17.234
298√298≈ 17.263
299√299≈ 17.292
30010√3≈ 17.321
3122√78≈ 17.664
3255√13≈ 18.028
330√330≈ 18.166
36311√3≈ 19.053
3755√15≈ 19.365
385√385≈ 19.621
4002020
4059√5≈ 20.125
43212√3≈ 20.785
45015√2≈ 21.213
4804√30≈ 21.909
4953√55≈ 22.249
50010√5≈ 22.361
50713√3≈ 22.517
514√514≈ 22.672
5255√21≈ 22.913
5284√33≈ 22.978
5505√22≈ 23.452
60010√6≈ 24.495
67515√3≈ 25.981
72012√5≈ 26.833
7255√29≈ 26.926
72611√6≈ 26.944
7292727
7505√30≈ 27.386
7566√21≈ 27.495

FAQ

What is the square root of 495 simplified?

√495 = 3√55

Is 495 a perfect square?

No. 495 = 9 × 55: its largest perfect square factor is 9 = 3², and the factor 55 stays under the radical, so √495 = 3√55.

What is √495 as a decimal?

√495 ≈ 22.249. The decimal never ends and never repeats, so it is always rounded; the exact value is 3√55.

What is the largest perfect square that divides 495?

9 = 3². Dividing gives 495 ÷ 9 = 55, and 55 has no square factor left, so √495 = √9 × √55 = 3√55.