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| − | ==prfect | + | <div style="font-size:30px">'''PERFECTNUMBERS (Upto,StartFrom)'''</div><br/> |
| | + | *<math>Upto </math> is the maximum number limit. |
| | + | *<math>StartFrom</math> is the minimum number limit. |
| | + | |
| | + | ==Description== |
| | + | *This function returns the list of Perfect numbers. |
| | + | *In PERFECTNUMBERS (Upto,StartFrom),Upto is the Maximum number limit to display and Start from is the Minimum number to start Perfect number list. |
| | + | *Perfect number is a positive integer which is equal to the sum of its proper divisors. |
| | + | *The smallest perfect number is 6, which is the sum of 1, 2, and 3. |
| | + | |
| | + | ==Examples== |
| | + | #PERFECTNUMBERS(14,2) = 6 |
| | + | #PERFECTNUMBERS(900,54) = 6 28 496 |
| | + | #PERFECTNUMBERS(-567,0) = NaN |
| | + | |
| | + | ==See Also== |
| | + | *[[Manuals/calci/SUM | SUM]] |
| | + | *[[Manuals/calci/AVERAGE | AVERAGE ]] |
| | + | *[[Manuals/calci/AVERAGEA | AVERAGEA ]] |
| | + | |
| | + | ==References== |
| | + | [[https://www.britannica.com/topic/perfect-number Perfect number]] |