50,000

Selected numbers in the range 50,001–59,999

50,001 to 50,999

• 50,069 – 1¹ + 2² + 3³ + 4⁴ + 5⁵ + 6⁶
• 50,400 – highly composite number
• 50,625 – 15⁴, smallest fourth power that can be expressed as the sum of only five distinct fourth powers, palindromic in base 14
• 50,653 – 37³, palindromic in base 6

  51,000 to 51,999

• 51,076 – 226², palindromic in base 15
• 51,641 – Markov number
• 51,984 – 228² = 37³ + 11³. the smallest square to the sum of only five distinct fourth powers.

  52,000 to 52,999

• 52,488 – 3-smooth number
• 52,633 – Carmichael number

  53,000 to 53,999

• 53,016 – pentagonal pyramidal number
• 53,361 – sum of the cubes of the first 21 positive integers

  54,000 to 54,999

• 54,205 – Zeisel number
• 54,748 – narcissistic number
• 54,872 – 38³, palindromic in base 9
• 54,901 – chiliagonal number

  55,000 to 55,999

• 55,296 – 3-smooth number
• 55,440 – superior highly composite number; colossally abundant number
• 55,459 – one of five remaining Seventeen or Bust numbers in the Sierpinski problem
• 55,555 – repdigit
• 55,860 – harmonic divisor number
• 55,987 – repunit prime in base 6

  56,000 to 56,999

• 56,011 – Wedderburn-Etherington number
• 56,092 – the number of groups of order 256, see
• 56,169 – 237², palindromic in octal
• 56,448 – pentagonal pyramidal number

  57,000 to 57,999

• 57,121 – 239², palindromic in base 14

  58,000 to 58,999

• 58,081 – 241², palindromic in base 15
• 58,367 – smallest integer that cannot be expressed as a sum of fewer than 1079 tenth powers
• 58,786 – Catalan number

  59,000 to 59,999

• 59,049 – 3¹⁰, 9⁵
• 59,081 – Zeisel number
• 59,319 – 39³
• 59,536 – 244², palindromic in base 11