21,952
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Number
$21 \, 952$ (twenty-one thousand, nine hundred and fifty-two) is:
- $2^6 \times 7^3$
- The $2$nd after $1$ of the $3$ positive integers whose divisor count equals its cube root:
- $\map {\sigma_0} {21 \, 952} = 28$
- The $28$th cube number:
- $21 \, 952 = 28 \times 28 \times 28$
Arithmetic Functions on $21 \, 952$
\(\ds \map {\sigma_0} { 21 \, 952 }\) | \(=\) | \(\ds 28\) | $\sigma_0$ of $21 \, 952$ |
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Also see
- Previous ... Next: Cube Number
Sources
- 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $21,952$