Tag Archives: Prime Numbers

2017 – A prime year

Its been a fallow time for “Prime Dates” of late – the last was way back in November 2013 (a quick moments thought should reveal why there were no prime dates in 2014, ’15 or ’16) but now the drought is over, let the deluge begin. 2017 is, itself, a prime number and the year […]

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Back in my prime

Today is my birthday and, for the first time in four years, my age is a prime number. After this year, it will be another six years before I am “prime” again. Hold old am I? (And just a little context, in case you don’t know me, I am not (alas!) a very young teacher, […]

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What a day!

29th November 2013 – 29 11 13 – What a day! Its a prime day – all the numbers: 29 11 & 13 are prime But also: 291113 is a prime number And not only that, but if you write the date in the American format: month day year you get: 112913 which is also […]

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Another Prime Day

13th November 2013 – 13 11 13: another prime day 13 and 11 are prime numbers and, even better, when you put all the digits together: 131113 you get another prime number. There’s only one more prime day like this until 2017, so enjoy it while you can! Related posts: Palindromic, Prime and Other Dates […]

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Palindromic, Prime and Other Dates

November is upon us, and there are a few interesting dates to look forward to: Palindromic Dates: The 3rd November is a palindrome: 3 11 13 The same forward as it is backwards Prime Days: Lots of Prime Days this month, where each element of the date is a prime number: 2 11 13 3 […]

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