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3511

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Natural number
← 3510 3511 3512 →
Cardinal three thousand five hundred eleven
Ordinal 3511th
(three thousand five hundred eleventh)
Factorization prime
Prime Yes
Divisors 1, 3511
Greek numeral ,ΓΦΙΑ ́
Roman numeral MMMDXI, mmmdxi
Binary 1101101101112
Ternary 112110013
Senary 241316
Octal 66678
Duodecimal 204712
Hexadecimal DB716

3511 (three thousand, five hundred and eleven) is the natural number following 3510 and preceding 3512.

3511 is a prime number, and is also an emirp: a different prime when its digits are reversed.[1]

3511 is a Wieferich prime,[2] found to be so by N. G. W. H. Beeger in 1922[3] and the largest known[4] – the only other being 1093.[5] If any other Wieferich primes exist, they must be greater than 6.7×ばつ1015.[4]

3511 is the 27th centered decagonal number.[6]

References

[edit ]
  1. ^ Weisstein, Eric W. "Emirp". MathWorld .
  2. ^ The Prime Glossary: Wieferich prime
  3. ^ Beeger, N. G. W. H. (1922), "On a new case of the congruence 2p − 1 ≡ 1 (p2)", Messenger of Mathematics , 51: 149–150, archived from the original on 2012年11月11日
  4. ^ a b Dorais, F. G.; Klyve, D. (2011). "A Wieferich Prime Search Up to 6.7×ばつ1015" (PDF). Journal of Integer Sequences. 14 (9). Zbl 1278.11003 . Retrieved 2011年10月23日.
  5. ^ Meissner, W. (1913), "Über die Teilbarkeit von 2p − 2 durch das Quadrat der Primzahl p=1093", Sitzungsber. D. Königl. Preuss. Akad. D. Wiss. (in German), Zweiter Halbband. Juli bis Dezember, Berlin: 663–667
  6. ^ "Sloane's A062786 : Centered 10-gonal numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016年06月03日.
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