tables > repunit > base15

Base 15 Repunits

Table

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Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 331: \[{15^{331}-1\over14}\] 1987 × 2084639 × 33574370476890429807289<23> × [99275505675031792886540310966918765959304466987953684793948331188382555091080747414081867445099210249967355751758580526514850683861026841827917704481977409770590372885568755357230120725054697335935254417538097061648736308077317538659931592652225840754591440988179435778420384470976874540300331756593517438378087431632993040780675209945803707648147020240333<356>]

Index range: 331 – 331 << prev next >>