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The largest known Prime number was discovered in August 2008.
It has about 12.9 million digits - so we won't be reproducing it here!
It is one less than 2 raised to the 43112609th power:
243112609_-1"Other primes have been found since then but they are smaller numbers.
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What is the biggest prime number known up to date?
257,885,161 -1 as of 2013. New primes are being calculated all the time, so this will change as new and larger ones are discovered. Also, note that there are infinitely many primes (proved by Euclid around 300 BCE), so there won't ever be a single "highest" prime, only the highest one known.
How many days are in September have a prime number date and how many have composite number dates how do you know?
September has 19 days that are prime numbers Note: 1 is not prime or composite
How many days in September have prime number date How many have a compisite number date?
September has thirty days. Of the numbers 1-30, the following are prime: 2,3,5,7,11,13,17,19,23,29. The others are composite, except 1 which is neither! So, 10 primes, 19 composites, and 1
What functions can be used to manipulate number or date column values?
Average
How do you put real life events on number lines?
Think of the numbers on the number line as years, months, or dates of the month. You could explain the event in a text box close to the corresponding date, then draw an arrow from the box to the location of the date on the number line.
