390 to the Power of 7 = 390 7 = 1.37231006679E+18
Welcome to our exponent calculator! We're exploring the concept of "390 to the power of 7". Let's break down what this means and how to calculate it.
What are Exponents?
An exponent is a mathematical operation where we multiply a number (called the base) by itself a certain number of times (indicated by the power or exponent). In our case, 390 is the base, and 7 is the exponent.
Calculation
To calculate 390 to the power of 7, we multiply 390 by itself 7 times. Here's the step-by-step process:
| Step | Calculation | Result |
|---|---|---|
| 1 | 390 | 390 |
| 2 | 390 × 390 | 152100 |
| 3 | 390 × 390 × 390 | 59319000 |
| 4 | 390 × 390 × 390 × 390 | 23134410000 |
| 5 | 390 × 390 × 390 × 390 × 390 | 9022419900000 |
| 6 | 390 × 390 × 390 × 390 × 390 × 390 | 3.518743761E+15 |
| 7 | 390 × 390 × 390 × 390 × 390 × 390 × 390 | 1.37231006679E+18 |
Solution: 390 to the power of 7 is equal to 1.37231006679E+18.
How to write 390 to the power of 7 ?
Step 1: Understand the Concept
"390 to the power of 7" means we're multiplying 390 by itself 7 times. Let's break this down:
Step 2: Learn the Notation
In mathematics, we have a special way to write this more concisely. We use superscript notation:
Here, 390 is called the "base", and 7 is called the "exponent" or "power".
Step 3: Understand Alternative Notations
Sometimes, especially when typing or in programming, you might see it written as:
This means the same thing as 3907.
Step 4: Calculate the Result
If we actually compute this:
Practice
Try writing these on your own:
- 389 to the power of 6
- 391 to the power of 8
- 7 to the power of 390
Interactive Power Calculator
Similar Calculations:
| Number | Power | Answer |
|---|---|---|
| 391 | 7 | 3917 = 1.3971315557186E+18 |
| 392 | 7 | 3927 = 1.4223368736714E+18 |
| 393 | 7 | 3937 = 1.4479309540971E+18 |
| 390 | 6 | 3906 = 3.518743761E+15 |
Related Mathematical Operations
Square Root
The square root is the inverse operation of squaring a number. For our example:
v3.518743761E+15 ≈ 59,319,000.0000
This is approximate because 390^7 isn't a perfect square.
Logarithm
Logarithms are the inverse of exponential functions. The logarithm of 3.518743761E+15 with base 390 should equal 7:
log390(3.518743761E+15) = 7
Exponent Properties
1. Multiplying exponents with the same base: 390a * 390b = 390(a+b)
Example: 3902 * 3903 = 3905 = 9022419900000
2. Dividing exponents with the same base: 390a / 390b = 390(a-b)
Example: 3905 / 3902 = 3903 = 59319000