49999 50000 50001
Cardinalfifty thousand
Ordinal50000th
(fifty thousandth)
Factorization24 × 55
Greek numeral
Roman numeralL
Unicode symbol(s)
Binary11000011010100002
Ternary21121202123
Senary10232526
Octal1415208
Duodecimal24B2812
HexadecimalC35016

50,000 (fifty thousand) is the natural number that comes after 49,999 and before 50,001.

Selected numbers in the range 50001–59999

50001 to 50999

  • 50069 = 11 + 22 + 33 + 44 + 55 + 66
  • 50400 = highly composite number[1]
  • 50625 = 154, smallest fourth power that can be expressed as the sum of only five distinct fourth powers, palindromic in base 14 (1464114)
  • 50653 = 373, palindromic in base 6 (10303016)

51000 to 51999

  • 51076 = 2262, palindromic in base 15 (1020115)
  • 51641 = Markov number[2]
  • 51984 = 2282 = 373 + 113. the smallest square to the sum of only five distinct fourth powers.

52000 to 52999

53000 to 53999

54000 to 54999

55000 to 55999

56000 to 56999

57000 to 57999

  • 57121 = 2392, palindromic in base 14 (16B6114)

58000 to 58999

  • 58081 = 2412, palindromic in base 15 (1232115)
  • 58367 = smallest integer that cannot be expressed as a sum of fewer than 1079 tenth powers
  • 58786 = Catalan number[12]
  • 58921 = Friedman prime

59000 to 59999

  • 59049 = 2432 = 95 = 310
  • 59051 = Friedman prime
  • 59053 = Friedman prime
  • 59081 = Zeisel number[4]
  • 59263 = Friedman prime
  • 59273 = Friedman prime
  • 59319 = 393
  • 59536 = 2442, palindromic in base 11 (4080411)

Primes

There are 924 prime numbers between 50000 and 60000.

References

  1. "Sloane's A002182 : Highly composite numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
  2. "Sloane's A002559 : Markoff (or Markov) numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
  3. "Sloane's A002997 : Carmichael numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
  4. 1 2 "Sloane's A051015 : Zeisel numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
  5. Sloane, N. J. A. (ed.). "Sequence A030984 (2-automorphic numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2021-09-01.
  6. "Sloane's A005188 : Armstrong (or Plus Perfect, or narcissistic) numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
  7. "Sloane's A195163 : 1000-gonal numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
  8. "Sloane's A002201 : Superior highly composite numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
  9. "Sloane's A004490 : Colossally abundant numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
  10. "Sloane's A001599 : Harmonic or Ore numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
  11. "Sloane's A001190 : Wedderburn-Etherington numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
  12. "Sloane's A00108 : Catalan numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
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