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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

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This mathematical constant equals a Euclidean circle's circumference divided by its diameter.

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Your new ahaPi

Pi is irrational, so its decimal expansion does not terminate or become periodic. Source: Pi ↗

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More from Numbers with Stories

A few more worth knowing.

  1. 02This constant, written e, is the base of the natural logarithm.RECALL
    Euler's Number

    Euler's number, the base of the natural logarithm, appears throughout calculus and compound growth.

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  2. 03This ratio equals (1 + √5) / 2 and divides a line so that whole-to-longer equals longer-to-shorter.RECALL
    The Golden Ratio

    The golden ratio, prized for its pleasing proportion, appears in certain natural growth patterns.

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  3. 04These integers greater than one have exactly two positive divisors: one and themselves.RECALL
    Prime Numbers

    Prime numbers have exactly two positive divisors: one and themselves. The number one is not prime.

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