881 (number)

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← 880 881 882 →
Cardinaleight hundred eighty-one
Ordinal881st
(eight hundred eighty-first)
Factorizationprime
Greek numeralΩΠΑ´
Roman numeralDCCCLXXXI
Binary11011100012
Ternary10121223
Quaternary313014
Quinary120115
Senary40256
Octal15618
Duodecimal61512
Hexadecimal37116
Vigesimal24120
Base 36OH36

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

881 is:

  • a prime number
  • a Paid Toll Free telephone number prefix in the USA
  • the Port of Los Angeles Long Wharf, California State Historic Landmark #881
  • the year AD 881 or the year 881 BC
  • In astronomy, NGC 881 is an Sc type galaxy in the constellation Cetus.
  • 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

References[edit]