Repunit R49081 is a probable prime
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- Math. Comp. 71 (2002), 833-835 Request permission
Abstract:
The Repunit R$49081=(10^{49081}-1)/9$ is a probable prime. In order to prove primality R49080 must be approximately 33.3% factored. The status of this factorization is included.References
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Additional Information
- Harvey Dubner
- Affiliation: 449 Beverly Road, Ridgewood, New Jersey 07450
- Email: hdubner1@compuserve.com
- Received by editor(s): March 21, 2000
- Received by editor(s) in revised form: May 30, 2000
- Published electronically: March 30, 2001
- © Copyright 2001 American Mathematical Society
- Journal: Math. Comp. 71 (2002), 833-835
- MSC (2000): Primary 11A41
- DOI: https://doi.org/10.1090/S0025-5718-01-01319-9
- MathSciNet review: 1885632