What is the Average of First 9 Odd Composite Numbers?
getcalc.com's average of first n composite numbers calculator, formulas, numbers chart, examples and workout to find what is the mean or average of first 9 odd composite numbers. 27.6667 is an average of first 9 odd 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 9 odd composite numbers for user reference.
First 9 Odd Composite Numbers Chart (9 - 45) | ||||||||
---|---|---|---|---|---|---|---|---|
9 | 15 | 21 | 25 | 27 | 33 | 35 | 39 | 45 |
how to find the average of First 9 Odd Composite Numbers?
The below workout with step by step calculation shows how to find what is the average of first 9 odd composite numbers manually.
step 1 Input values:
The first 9 odd composite numbers
9, 15, 21, . . . . , 39, 45
step 2 Find the sum of first 9 oddcomposite numbers
9 + 15 + 21 + . . . . + 39 + 45 = 249
step 3 Divide the sum by 9
249/9 = 27.6667
27.6667 is an average of first 9 natural numbers or positive integers.
Average of Natural, Odd, Even and Prime Numbers
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