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From Wikipedia, the free encyclopedia

123 (one hundred [and] twenty-three) is the natural number following 122 and preceding 124.

YouTube Encyclopedic

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In mathematics

  • 123 is a Lucas number.[1] It is the eleventh member of the Mian-Chowla sequence.[2]
  • Along with 6, 123 is one of only two positive integers that is simultaneously two more than a perfect square and two less than a perfect cube (123 = 112 + 2 = 53 - 2).[3]

In religion

The Book of Numbers says that Aaron died at the age of 123.[4]

In telephony

In other fields

123 is also:

See also


  1. ^ Friedman, Erich (30 April 2005). "What's Special About This Number?". Stetson University. Archived from the original on 10 February 2010. Retrieved 2010-02-08.
  2. ^ "Mian-Chowla Sequence". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. 2016-04-19. Retrieved 2016-04-19.
  3. ^ Conrad, Keith. "Examples of Mordell's Equation" (PDF). University of Connecticut, Mathematics Department. Retrieved 2017-06-24.
  4. ^ Numbers 33:39
This page was last edited on 4 October 2019, at 16:22
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