440 (number)

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← 439 440 441 →
Cardinal four hundred forty
Ordinal 440th
(four hundred fortieth)
Factorization 23× 5 × 11
Divisors 1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 55, 110, 220, 440
Roman numeral CDXL
Binary 1101110002
Ternary 1210223
Quaternary 123204
Quinary 32305
Senary 20126
Octal 6708
Duodecimal 30812
Hexadecimal 1B816
Vigesimal 12020
Base 36 C836
Hebrew מת (Tav)(Mem)

440 is the natural number following 439 and preceding 441.

In mathematics[edit]

440 has the factorization 23 · 5 · 11.

440 is:

In other uses[edit]

References[edit]

  1. ^ "Facts about the number 440". Numbermatics - the number explorer. Retrieved 2017-03-21. 
  2. ^ Guy, Richard (March 9, 2013). Unsolved Problems in Number Theory. Springer Science & Business Media. p. 358. ISBN 9780387266770.