What is the Average of Prime Numbers between 20 and 80?
getcalc.com's odd numbers average calculator to find what is the mean or average of prime numbers between 20 and 80.
51 is an average of numbers between 20 and 80 mentioned in the below table, by substituting the total sum and count of numbers in the below formula. The corresponding formulas, chart, examples and workout may help students, teachers or professionals to learn, teach or execute the average of odd numbers between 20 and 80.
Numbers Chart
The below is the complete list of odd numbers between 20 and 80 for user reference.
| 20 to 80 Prime Numbers Chart (23 - 79) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 23 | 29 | 31 | 37 | 41 | 43 | 47 | 53 | 59 | 61 |
| 67 | 71 | 73 | 79 | ||||||
How to Find the Average of Prime Numbers between 20 and 80?
The below workout with step by step calculation shows how to find what is the average of prime numbers between 20 and 80 manually.
step 1 Address the formula and input values.
Formula: Average = Total Sum of Numbers / Total Count of Numbers
Input values:
The prime numbers between 20 and 80 are
23, 29, 31, 37, . . . . , 71, 73, 79
Total Count of Numbers = 14
step 2 Find the sum of prime numbers between 20 and 80.
sum = 23 + 29 + 31 + . . . . + 73 + 79
= 714
step 3 Divide the sum by 14
Average = 714/14
= 51
51 is an average of prime numbers between 20 and 80.
Average of Natural, Odd, Even and Prime Numbers
The below are the other calculators to find the average of odd, even, composite and prime numbers.
More Solved Examples
