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A LITTLE SOMETHING WORTH KNOWING

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Math & LogicOne small ahaNumber theory

Least common multiple of 5 and 8

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Math & LogicOne small aha
Your new aha40

A prime number is a positive integer greater than one with exactly two positive divisors. Source: Prime number ↗

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More from Primes & Factors

A few more worth knowing.

  1. 17Smallest three-digit primeRECALL
    101

    Only divisible by 1 and 101

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  2. 18Prime factorization of 72RECALL
    2³ × 3²

    8 × 9

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  3. 19Is 91 prime?RECALL
    No

    91 = 7 × 13

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