Template:HAZMAT Class 6 Packing Group LC50 and R

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

Selected numbers

• 50000 – round number
• 50400 – highly composite number
• 50625 – smallest fourth power that can be expressed as the sum of only five distinct fourth powers
• 51641 – Markov number
• 51984 – $51984=228^2=37^3+11^3$. the smallest square to the sum of only five distinct fourth powers.
• 52375 – Address of the office building in the Counter-Strike map Cs_Office
• 52633 – Carmichael number
• 53016 – pentagonal pyramidal number
• 53361 – sum of the cubes of the first 21 positive integers
• 54205 – Zeisel number
• 54748 – narcissistic number
• 54901 – chiliagonal number
• 55440 – superior highly composite number; colossally abundant number
• 55459 – one of six remaining Seventeen or Bust numbers in the Sierpinski problem
• 55860 – harmonic divisor number
• 56011 – Wedderburn-Etherington number
• 56092 – the number of groups of order 256, see [1]
• 56448 – pentagonal pyramidal number
• 58367 – smallest integer that cannot be expressed as a sum of fewer than 1079 tenth powers
• 58786 – Catalan number
• 59049 – $3^{10}$
• 59081 – Zeisel number