144 (number)

← 143 144 145 →
Cardinalone hundred forty-four
Ordinal144th
(one hundred forty-fourth)
Factorization24 × 32
Divisors1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144
Greek numeralΡΜΔ´
Roman numeralCXLIV, cxliv
Binary100100002
Ternary121003
Senary4006
Octal2208
Duodecimal10012
Hexadecimal9016

144 (one hundred [and] forty-four) is the natural number following 143 and preceding 145. It is coincidentally both the square of twelve (a dozen dozens, or one gross.) and the twelfth Fibonacci number, and the only nontrivial number in the sequence that is square.[1][2]

  1. ^ Bryan Bunch, The Kingdom of Infinite Number. New York: W. H. Freeman & Company (2000): 165
  2. ^ Cohn, J. H. E. (1964). "On square Fibonacci numbers". The Journal of the London Mathematical Society. 39: 537–540. doi:10.1112/jlms/s1-39.1.537. MR 0163867.

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