5,409- factors

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Message boards : NFS Discussion : 5,409- factors

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Greg
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Joined: 26 Jun 08
Posts: 582
Credit: 223,912,432
RAC: 14,369
Message 602 - Posted: 4 Oct 2010, 19:13:06 UTC

The composite cofactor of 5,409- was the product of 96-digit and 186-digit prime numbers:

96-digit prime factor:
924087519761335605822218427505233971520578169790139570308423505134963796317426081635865410787919

186-digit prime factor:
416836408261787338371839102627769670696381176482935643426318103125275787752959473308865024829679\
003989809141331041044865380871155359850939365302542268378619457983363711410998624606306211

The factors will be reported to the Cunningham project and will be recorded on Page 119.

Profile Batalov
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Joined: 5 Sep 09
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Credit: 55,900
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Message 604 - Posted: 5 Oct 2010, 6:31:08 UTC - in response to Message 602.

Note that this is a second place record in two categories:
- Special number field sieve by size of number factored (c282), and
- Special number field sieve by SNFS difficulty (diff.286).

Congratulations!

Later, 3,607- will displace both these records to bronze, retaking the silver medal again.

Message boards : NFS Discussion : 5,409- factors


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