Barack Obama was elected the 44th President of the United States on 4 November 2008. While working on a BAB about the number 44, MathBabbler learned that 44 is a tribonacci number. MathBabbler didn't know about tribonacci numbers and he observed that

`is also a tribonacci number.`

24More reasons for doing this BAB...

The digits of 42 (the "Answer to Life, the Universe, and Everything") reversed is

`.`

24When doing BARS (Basic Arithmetic Road Signs), 4! is often used to create the number

`.`

24MathBabbler Number Analyst (MBNA) output: ========================================= 24 is a natural, whole, integer 24 is even 24 proper divisors are: 1,2,3,4,6,8,12, 24 is abundant (sum of divisors is 36) 24 is unhappy 24 is a Harshad number 24 is not prime 24 is undulating 24 has the prime factors: 2*2*2*3 24 in octal is 030 24 in hexadecimal is 0x18 24 in binary is 11000 (is evil) 24 nearest square numbers: -8...1 (16 [4]...25 [5]) sqrt(24) = 4.89898 ln(24) = 3.17805 log(24) = 1.38021 24 reciprocal is .04166666666666666666666666666666 24! is 6.20448e+23 24 is 7.63944 Pi years 24 is 1 score and 4 years

`in Roman numeral is`

24`.`

XXIV

`is a`

24tribonacci number.The reciprocal of

`rounded to the nearest thousandth is 42 thousandths.`

24Wikipedia tidbit: "The SI prefix for 10^

`is yotta (Y), and for 10^`

24`is yocto (y). These numbers are the largest and smallest number to receive an SI prefix to date."`

-24Wikipedia tidbit: "

`is the smallest number with exactly eight divisors."`

24A case of beer is

`bottles of beer.`

24Two dozen foos is

`foos. [Where foos represent whatever you want.]`

24One of MathBabbler's favorite Neil Young lyric is "

`and there's so much more..." from the song "Heart of Gold." Speaking of gold... 100% gold is`

24`carets. MathBabbler also likes Stephen Stills' song titled "4 + 20," which starts with the lyric "4 and 20 years ago I come into this life." (i.e. Stills could have written "`

24`years ago..."`

24The song titled "

`" by Jem was added to Songs With Numbers In Their Titles.`

24

**Creator:** Gerald Thurman
[gthurman@gmail.com]

**Created:** 05 November 2008

This work is licensed under a Creative Commons Attribution 3.0 United States License.