Calculators & Converters

    What is the Average of Prime Numbers between 20 and 80?

    Average Calculator

    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 & 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)
    23293137414347535961
    67717379

    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, input parameters & values.
    Formula: Average = Total Sum of Numbers / Total Count of Numbers
    Input parameters & 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

    Thus, 51 is an average of prime numbers between 20 and 80.

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