Solve Using the Quadratic Formula x^2+x-1=0
Use the quadratic formula to find the solutions.
Substitute the values , , and into the quadratic formula and solve for .
Simplify the numerator.
One to any power is one.
Multiply by .
Multiply by .
Add and .
Multiply by .
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
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Name
| Name | one billion seven hundred ninety-seven million five hundred one thousand two hundred three |
|---|
Interesting facts
- 1797501203 has 8 divisors, whose sum is 1820051856
- The reverse of 1797501203 is 3021057971
- Previous prime number is 2741
Basic properties
- Is Prime? no
- Number parity odd
- Number length 10
- Sum of Digits 35
- Digital Root 8
Name
| Name | one billion four hundred twenty million one hundred twenty-seven thousand nine hundred seventy |
|---|
Interesting facts
- 1420127970 has 64 divisors, whose sum is 3553873920
- The reverse of 1420127970 is 0797210241
- Previous prime number is 127
Basic properties
- Is Prime? no
- Number parity even
- Number length 10
- Sum of Digits 33
- Digital Root 6
Name
| Name | five hundred eight million one hundred sixty-eight thousand four hundred thirty-one |
|---|
Interesting facts
- 508168431 has 4 divisors, whose sum is 526989512
- The reverse of 508168431 is 134861805
- Previous prime number is 27
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 36
- Digital Root 9