Rewrite <math><mstyle displaystyle="true"><mo>-</mo><mn>20</mn></mstyle></math> as <math><mstyle displaystyle="true"><mo>-</mo><mn>1</mn><mrow><mo>(</mo><mn>20</mn><mo>)</mo></mrow></mstyle></math> .

Rewrite <math><mstyle displaystyle="true"><msqrt><mo>-</mo><mn>1</mn><mrow><mo>(</mo><mn>20</mn><mo>)</mo></mrow></msqrt></mstyle></math> as <math><mstyle displaystyle="true"><msqrt><mo>-</mo><mn>1</mn></msqrt><mo>⋅</mo><msqrt><mn>20</mn></msqrt></mstyle></math> .

Rewrite <math><mstyle displaystyle="true"><msqrt><mo>-</mo><mn>1</mn></msqrt></mstyle></math> as <math><mstyle displaystyle="true"><mi>i</mi></mstyle></math> .

Factor <math><mstyle displaystyle="true"><mn>4</mn></mstyle></math> out of <math><mstyle displaystyle="true"><mn>20</mn></mstyle></math> .

Rewrite <math><mstyle displaystyle="true"><mn>4</mn></mstyle></math> as <math><mstyle displaystyle="true"><msup><mrow><mn>2</mn></mrow><mrow><mn>2</mn></mrow></msup></mstyle></math> .

Pull terms out from under the radical.

Move <math><mstyle displaystyle="true"><mn>2</mn></mstyle></math> to the left of <math><mstyle displaystyle="true"><mi>i</mi></mstyle></math> .

Do you know how to Evaluate square root of -20? If not, you can write to our math experts in our application. The best solution for your task you can find above on this page.

Name | three hundred fourteen million eighty-three thousand three hundred eighteen |
---|

- 314083318 has 8 divisors, whose sum is
**471822912** - The reverse of 314083318 is
**813380413** - Previous prime number is
**677**

- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 31
- Digital Root 4

Name | six hundred thirty-nine million five hundred forty-two thousand nine hundred seventy-two |
---|

- 639542972 has 16 divisors, whose sum is
**1440305280** - The reverse of 639542972 is
**279245936** - Previous prime number is
**1087**

- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 47
- Digital Root 2

Name | one billion four hundred eighteen million five hundred twenty-six thousand eight hundred fifteen |
---|

- 1418526815 has 16 divisors, whose sum is
**1760705856** - The reverse of 1418526815 is
**5186258141** - Previous prime number is
**41**

- Is Prime? no
- Number parity odd
- Number length 10
- Sum of Digits 41
- Digital Root 5