2916

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Number

$2916$ (two thousand, nine hundred and sixteen) is:

$2^2 \times 3^6$

The $20$th square number after $1$, $4$, $36$, $121$, $144$, $256$, $324$, $400$, $576$, $784$, $900$, $961$, $1024$, $1296$, $1600$, $1764$, $1936$, $2304$, $2704$ to be the divisor sum value of some (strictly) positive integer:

$2916 = \map {\sigma_1} {1802} = \map {\sigma_1} {1942}$

The $54$th square number after $1$, $4$, $9$, $16$, $25$, $36$, $\ldots$, $1936$, $2025$, $2116$, $2209$, $2304$, $2401$, $2500$, $2601$, $2704$, $2809$:

$2916 = 54 \times 54$

Also see

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