# What is the Average of First 11 Composite Numbers? getcalc.com's average of first n composite numbers calculator, formulas, numbers chart, examples & workout to find what is the mean or average of first 11 composite numbers. 12 is an average of first 11 composite (non-prime) numbers mentioned in the below table, by substituting the total sum and count of numbers in the below formula.

## Numbers Chart

The below chart is the complete list of first 11 composite numbers for user reference.

First 11 Composite Numbers Chart (4 - 20)
4689101214151618
20

## how to find the average of First 11 Composite Numbers?

The below workout with step by step calculation shows how to find what is the average of first 11 composite numbers manually.
step 1 Address the formula, input parameters & values.
Input parameters & values:
The first 11 composite numbers
4, 6, 8, . . . . , 18, 20

step 2 Find the sum of first 11 composite numbers
4 + 6 + 8 + . . . . + 18 + 20 = 132

step 3 Divide the sum by 11
132/11 = 12

Thus, 12 is an average of first 11 natural numbers or positive integers.

### Average of Natural, Odd, Even & Prime Numbers

The below are the other calculators to find the average of natural, odd, even & prime numbers.

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