It's to correct your misreading. 2^74207281 concludes ...436352 so
2^74207281-1 concludes ...436351 and does not end in zero.
Brent
On 1/22/2016 1:12 PM, John Mikes wrote:
/Is this to vindicate, or abrogate my negative response?/
/JM/
On Wed, Jan 20, 2016 at 7:13 PM, Brent Meeker <[email protected]
<mailto:[email protected]>> wrote:
The number ends in 1 not the power of two, which must end in 2.
Brent
On 1/20/2016 11:49 AM, John Mikes wrote:
JKC: is that so indeed? my minuscule math tells me that if
something (any long number - or short) ends with a "1" then
the/*_MINUS 1_*/ of this number ends in a zero, dividable e.g. by
2, even 10 etc... 22 million digits???
John M
On Wed, Jan 20, 2016 at 1:26 PM, John Clark <[email protected]
<mailto:[email protected]>> wrote:
The largest known prime number has just been found,
2^74207281 -1 is prime; it starts off as 300376 carries on
for a bit and then concludes with 436351
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