It would take a while to write out a number...........with 23 million numbers to it.....

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As of February 2018, the largest known prime number is 2^77,232,917 − 1, a number with 23,249,425 digits. It was found by the Great Internet Mersenne Prime Search (GIMPS).

Largest known prime number - Wikipedia

https://en.wikipedia.org/wiki/Largest_known_prime_number

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What is the biggest prime?

Summary: On Jan. 25, the largest known prime number, 2^57,885,161-1, was discovered on Great Internet Mersenne Prime Search (GIMPS) volunteer Curtis Cooper's computer. The new prime number, 2 multiplied by itself 57,885,161 times, less one, has 17,425,170 digits.Feb 13, 2013

Largest known prime number discovered; has 17,425,170 digits ...

https://www.sciencedaily.com/releases/2013/02/130213225424.htm

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What is the largest number in the world?

The largest number that has a commonly-known specific name is a "googleplex", which is a 1 followed by a googol zeros, where a "googol" is (a 1 followed by 100 zeros).Jan 24, 1998

Question Corner -- Largest Possible Number? - University of Toronto

https://www.math.toronto.edu/mathnet/questionCorner/largestnumber.html

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How many primes are there?

As of January 2018, the largest known prime number has 23,249,425 decimal digits. There are infinitely many primes, as demonstrated by Euclid around 300 BC. There is no known simple formula that separates prime numbers from composite numbers.

Prime number - Wikipedia

https://en.wikipedia.org/wiki/Prime_number

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How many prime numbers are there between 1 and 1 million?

Table 1. Values of pi(x)

	x	pi(x)
3	1,000	168
4	10,000	1,229
5	100,000	9,592
6	1,000,000	78,498

22 more rows

How many primes are there? - The Prime Pages - UTM.edu

https://primes.utm.edu/howmany.html

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Largest known prime number - Wikipedia

https://en.wikipedia.org/wiki/Largest_known_prime_number

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As of February 2018, the largest known prime number is 2^77,232,917 − 1, a number with 23,249,425 digits. It was found by the Great Internet Mersenne Prime Search (GIMPS).

‎Mersenne prime · ‎Titanic prime · ‎Euclid's theorem · ‎2147483647

largest prime number under 100

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257,885,161-1

2^74,207,281 written out

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How a FedEx employee discovered the world's largest prime number ...

https://www.popsci.com/worlds-largest-prime-number-discovered

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Jan 10, 2018 - Jon Pace, a longtime FedEx employee, has loved math since high school. Today, he’s a flight operations finance manager with the Memphis-based delivery behemoth—and is also now credited with discovering the largest prime number currently known. ... Pace’s discovery is only the ...