This number is a prime.

Just showing those entries submitted by 'Harrison': (Click here to show all)

+ The Morse code message for help (S O S) is a well-known distress signal made up of three 'dots', three 'dashes' and three 'dots' again. [Harrison]

+ The energy release time for a modern large-scale nuclear weapon takes about 3 nanoseconds. [Harrison]

(There are 31 curios for this number that have not yet been approved by an editor.)

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