881 (number)

881 (eight hundred [and] eighty-one) is the natural number following 880 and preceding 882.

Not to be confused with 881 AD or 881 BC.
← 880 881 882 →
Cardinaleight hundred eighty-one
Ordinal881st
(eight hundred eighty-first)
Factorizationprime
Greek numeralΩΠΑ´
Roman numeralDCCCLXXXI
Binary11011100012
Ternary10121223
Senary40256
Octal15618
Duodecimal61512
Hexadecimal37116

881 is:

  • a prime number[1]
  • a Paid Toll Free telephone number prefix in the USA
  • the Port of Los Angeles Long Wharf, California State Historic Landmark #881
  • In astronomy, NGC 881 is an Sc type galaxy in the constellation Cetus.[2]
  • A bilingual play on words when text chatting in Mandarin Chinese or bilingually Mandarin Chinese and English. "881" is pronounced ba ba yi in Mandarin, and thus puns on "bye-bye." Probably an elaboration of the similar pun on "88" (ba-ba). See 88 (number).
  • The international telephone dialing code for the Global Mobile Satellite System
  • A musical comedy-drama film.

References
  1. "The First 1,000 Primes". t5k.org. Archived from the original on 2004-05-03. Retrieved 12 March 2023.
  2. "New General Catalog Objects: NGC 850 - 899". cseligman.com. Retrieved 2021-08-17.
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