#19814: Number Theory::random_prime(n) generating composite numbers for large
values of n
----------------------------+----------------------------------------------
Reporter: | Owner: DayneSorvisto
DayneSorvisto | Status: needs_review
Type: defect | Milestone: sage-duplicate/invalid/wontfix
Priority: major | Resolution:
Component: number | Merged in:
theory | Reviewers: Travis Scrimshaw
Keywords: prime | Work issues:
numbers | Commit:
Authors: | Stopgaps:
Report Upstream: N/A |
Branch: |
Dependencies: |
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Changes (by tscrim):
* status: new => needs_review
* reviewer: => Travis Scrimshaw
* upstream: Reported upstream. No feedback yet. => N/A
* milestone: sage-7.0 => sage-duplicate/invalid/wontfix
Comment:
As far as I can tell, that is a prime number:
{{{
sage: x =
71944724797690175157403755256108218794891687825722145298657347991279721529
sage: sum(x.digits())
368
sage: 3+6+8 % 3
11
sage: (3+6+8) % 3
2
sage: x.is_prime()
True
}}}
If I'm mistaken, could you tell me its prime decomposition?
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Ticket URL: <http://trac.sagemath.org/ticket/19814#comment:10>
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