tables > repunit > 21

Base 21 Repunits

Table

Viewing: 371 – 371 << prev next >>

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

* 371: \[{21^{371}-1\over20}\] 43 × 631 × 1697 × 3319 × 207612155793974069<18> × 372515213872960388437<21> × 4555268603071594349347155493<28> × [32451192312488372998961798894183341971201673349780150977579611531026615695062645844738446140248390313441882802025905309554190595571741995894405032537822227353661540785232258689616075572040034065461727573854144003819423507894063898527784512082350342029231227159276251888472120946692966383608805165769592010784344103874726328160668269609610642065627814924112710686277373473338181951448247969408030390226060552685521<413>]

Index range: 371 – 371 << prev next >>