On This Day in Math – August 9 — Pat’sBlog

You don’t understand anything until you learn it more than one way.— Marvin MinskyThe 222nd day of the year; 222 is called a sphenic (Greek for wedge) number. They have three distinct prime factors. 30= 2x3x5 is the smallest sphenic number. Can you find two consecutive numbers that are both sphenic numbers?More??222 = (3!)3 +…

via On This Day in Math – August 9 — Pat’sBlog

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