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Old 2007-09-19, 17:22   #1
henryzz
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Default Prime count up

post the next prime

2
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Old 2007-09-19, 18:45   #2
1997rj7
 
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386465291
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Old 2007-09-19, 18:48   #3
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2^32582657-1

Beat that!

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Old 2007-09-19, 19:00   #4
ewmayer
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Quote:
Originally Posted by akruppa View Post
2^32582657-1

Beat that!

Alex
Smallest factor of 2(2[sup]32582657-1)[/sup]-1 .
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Old 2007-09-19, 19:10   #5
retina
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Quote:
Originally Posted by ewmayer
Smallest factor of 2(2[sup]32582657-1)[/sup]-1 .
Oh, you mean 1.

I submit: largest prime factor of 2(2[sup]32582657-1)[/sup]-1

But that can also be topped: largest prime factor of 2(largest prime factor of 2[sup](2[sup]32582657-1)[/sup]-1)[/sup]-1

But that can also be topped: largest prime factor of 2(largest prime factor of 2[sup](largest prime factor of 2[sup](2[sup]32582657-1)[/sup]-1)[/sup]-1)[/sup]-1

But that can also be topped: ...

Last fiddled with by retina on 2007-09-19 at 19:17
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Old 2007-09-19, 19:27   #6
henryzz
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i meant consequative primes i.e. 2,3,5,7,11...
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Old 2007-09-19, 19:31   #7
retina
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Quote:
Originally Posted by henryzz
... consequative ...
"Consecutive" maybe?
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Old 2007-09-19, 19:45   #8
ewmayer
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Quote:
Originally Posted by henryzz View Post
i meant consequative primes i.e. 2,3,5,7,11...
No, that would quickly lead to what is called a "spam thread" [extremely low signal-to-noise ratio] around these parts, and those are strongly discouraged.

To keep things from even getting started down that road, locking this one.
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