70009: Quasi Repdigit 700..009

First few terms (base 10): \[[70^*9_{10}]_n=\{79,709,7009,70009,700009,\ldots\}\]

General Formula:\[[70^*9_{10}]_n=70\cdot10^{n}+9\]

Equivalent Patterns: (none)

See Also: Factorization of 700..009 on stdkmd.net

Table

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