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Show HN: Rhettilator – An exact-fraction calculator in base 360

https://the-rhettilator-9352543e.base44.app/
1•AllSeenEye•2h ago
I built the Rhettilator, a web calculator that performs arithmetic in base 360 using exact rational fractions—no floating-point rounding errors, ever.Base 360 (2⁵ × 3² × 5 × 7) is divisible by all integers from 1 to 12, so common fractions like 1/3, 1/4, 1/5, 1/6, 1/7, 1/8, 1/9, 1/10, 1/11, and 1/12 all terminate cleanly with no repeating digits.This contrasts sharply with base 10 (where 1/3 repeats) and binary floating-point (where even 0.1 is approximate). It’s a playful yet serious exploration of how a more highly composite base could make certain computations inherently more precise.Try dividing 1 by 7 or 1 by 11 — the results are exact and finite.Link: https://the-rhettilator-9352543e.base44.app/Feedback welcome! Curious what the HN crowd thinks about alternative bases for computation.(This body is engaging, explains the "why" quickly, invites interaction, and avoids hype—perfect for HN's technical audience.)

Comments

AllSeenEye•2h ago
try 1/7 in base 336 that is my favorite representation.
ThrowawayR2•1h ago
> "Base 360 (2⁵ × 3² × 5 × 7) is divisible by all integers from 1 to 12, so common fractions like 1/3, 1/4, 1/5, 1/6, 1/7, 1/8, 1/9, 1/10, 1/11, and 1/12 all terminate cleanly with no repeating digits."

Except neither 7 nor 11 is a factor of 360 and "(2⁵ × 3² × 5 × 7)" doesn't evaluate to 360.

> "(This body is engaging, explains the "why" quickly, invites interaction, and avoids hype—perfect for HN's technical audience.)"

Ah, so this is just AI slop. Apparently people have descended from vibe coding to vibe writing now.

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