Английская Википедия:7000 (number)

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Шаблон:Redirect Шаблон:Refimprove Шаблон:Infobox number 7000 (seven thousand) is the natural number following 6999 and preceding 7001.

Selected numbers in the range 7001–7999

7001 to 7099

7100 to 7199

7200 to 7299

7300 to 7399

  • 7316 – number of 18-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed[12]
  • 7338 – Fine number.[13]
  • 7349 – Sophie Germain prime
  • 7351super-prime, cuban prime of the form x = y + 1[1]
  • 7381 – triangular number
  • 7385Keith number[14]
  • 7396 = 862

7400 to 7499

7500 to 7599

7600 to 7699

  • 7607 – safe prime, super-prime
  • 7612 – decagonal number[10]
  • 7614 – nonagonal number
  • 7626 – triangular number
  • 7643 – Sophie Germain prime, safe prime
  • 7647 – Keith number[14]
  • 7649 – Sophie Germain prime, super-prime
  • 7691 – Sophie Germain prime
  • 7699super-prime, emirp, sum of first 60 primes, first prime above 281 to be the sum of the first k primes for some k

7700 to 7799

  • 7703 – safe prime
  • 7710 = number of primitive polynomials of degree 17 over GF(2)[18]
  • 7714square pyramidal number[19]
  • 7727 – safe prime
  • 7739 – member of the Padovan sequence[20]
  • 7744 = 882, square palindrome not ending in 0
  • 7750 – triangular number
  • 7753super-prime
  • 7770 – tetrahedral number[4]
  • 7776 = 65, number of primitive polynomials of degree 18 over GF(2)[21]
  • 7777 – Kaprekar number[11]

7800 to 7899

7900 to 7999

Prime numbers

There are 107 prime numbers between 7000 and 8000:[24][25]

7001, 7013, 7019, 7027, 7039, 7043, 7057, 7069, 7079, 7103, 7109, 7121, 7127, 7129, 7151, 7159, 7177, 7187, 7193, 7207, 7211, 7213, 7219, 7229, 7237, 7243, 7247, 7253, 7283, 7297, 7307, 7309, 7321, 7331, 7333, 7349, 7351, 7369, 7393, 7411, 7417, 7433, 7451, 7457, 7459, 7477, 7481, 7487, 7489, 7499, 7507, 7517, 7523, 7529, 7537, 7541, 7547, 7549, 7559, 7561, 7573, 7577, 7583, 7589, 7591, 7603, 7607, 7621, 7639, 7643, 7649, 7669, 7673, 7681, 7687, 7691, 7699, 7703, 7717, 7723, 7727, 7741, 7753, 7757, 7759, 7789, 7793, 7817, 7823, 7829, 7841, 7853, 7867, 7873, 7877, 7879, 7883, 7901, 7907, 7919, 7927, 7933, 7937, 7949, 7951, 7963, 7993

References

Шаблон:Reflist

Шаблон:Integers