# Largest Pandigital Square including Zero

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## Theorem

The largest pandigital square (in the sense where pandigital includes the zero) is $9 \, 814 \, 072 \, 356$:

- $9 \, 814 \, 072 \, 356 = 99 \, 066^2$

## Proof

## Sources

- 1986: David Wells:
*Curious and Interesting Numbers*... (previous) ... (next): $9,814,072,356$ - 1997: David Wells:
*Curious and Interesting Numbers*(2nd ed.) ... (previous) ... (next): $9,814,072,356$