The On-Line Encyclopedia of Integer Sequences (OEIS)

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A371850

Decimal expansion of 2^216091 - 1, the 31st Mersenne prime.
(history; published version)

#4 by N. J. A. Sloane at Tue Apr 16 13:43:00 EDT 2024

STATUS

proposed

approved

#3 by Paolo Xausa at Wed Apr 10 10:36:38 EDT 2024

STATUS

editing

proposed

#2 by Paolo Xausa at Wed Apr 10 09:42:32 EDT 2024

NAME

allocated for Paolo XausaDecimal expansion of 2^216091 - 1, the 31st Mersenne prime.

DATA

7, 4, 6, 0, 9, 3, 1, 0, 3, 0, 6, 4, 6, 6, 1, 3, 4, 3, 6, 8, 7, 3, 3, 9, 5, 7, 9, 4, 0, 0, 5, 1, 1, 4, 8, 9, 5, 4, 0, 2, 2, 8, 7, 5, 4, 0, 8, 4, 9, 7, 7, 3, 2, 8, 8, 0, 5, 1, 1, 3, 3, 0, 4, 9, 7, 7, 7, 9, 3, 6, 6, 2, 7, 2, 5, 2, 7, 0, 9, 6, 8, 7, 8, 0, 6, 6, 4, 3, 9, 5

OFFSET

65050,1

COMMENTS

This prime has 65050 decimal digits and was discovered by David Slowinski in 1985.

LINKS

GIMPS, <a href="https://www.mersenne.org/primes/">List of Known Mersenne Prime Numbers</a>.

OEIS Wiki, <a href="/wiki/Mersenne_primes">Mersenne primes</a> (with a list of similar sequences).

Wikipedia, <a href="http://en.wikipedia.org/wiki/Mersenne_prime">Mersenne prime</a>.

EXAMPLE

746093103064661343687339579400511489540228754084977...

MATHEMATICA

IntegerDigits[2^216091 - 1][[;; 100]]

CROSSREFS

Cf. A000043 (exponents), A000668, A028335 (lengths).

Cf. decimal expansion of Mersenne primes: see OEIS Wiki link.

KEYWORD

allocated

nonn,cons,fini

AUTHOR

Paolo Xausa, Apr 10 2024

STATUS

approved

editing

#1 by Paolo Xausa at Tue Apr 09 03:03:13 EDT 2024

NAME

allocated for Paolo Xausa

KEYWORD

allocated

STATUS

approved