About the Number 23,040 (twenty-three thousand forty)

BrainPickings.org::The Science of Smell: How the Most Direct of Our Senses Works

   "Each day, we breathe about 23,040 times and move around 438 cubic feet 
    of air. It takes us about five seconds to breathe--two seconds to 
    inhale and three seconds to exhale--and, in that time, molecules 
    of odor flood through our systems." -- Diane Ackerman
MathBabbler Number Analyst (MBNA) output:
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23040 is a natural, whole, integer
23040 is even
23040 proper divisors are: 1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,32,36,40,
                           45,48,60,64,72,80,90,96,120,128,144,160,180,192,
                           240,256,288,320,360,384,480,512,576,640,720,768,
                           960,1152,1280,1440,1536,1920,2304,2560,2880,3840,
                           4608,5760,7680,11520,
23040 is refactorable (evenly divisable  by # of divisors)
23040 has 59 proper divisors
23040 is abundant (sum of divisors is 56754; ratio: 2.46328)
23040 is unhappy
23040 is not a Squarefree Number: 4,9,16,36,64,144,256,576,2304,
23040 is Harshad (Niven) number
23040 is composite (not prime)
23040 has the prime factors: 2*2*2*2*2*2*2*2*2*3*3*5 (sum=29)
23040 is not in A038853
23040 in octal is 055000
23040 in hexadecimal is 0x5a00
23040 in binary is 101101000000000 (is evil)
23040 nearest square numbers: -239...64 (22801...23104 [152])
sqrt(23040) = 151.789
ln(23040) = 10.045
log(23040) = 4.36248
23040 reciprocal is .00004340277777777777777777777777
23040 is 7333.86 Pi years
23040 is 1152 scoreyears
23040 is 5761^2 - 5759^2 and 2 * (5761 + 5759)
23040 is a multiple of 2 & it contains a 2 (A121022)
23040 is a multiple of 3 & it contains a 3 (A121023)
23040 is a multiple of 4 & it contains a 4 (A121024)
23040 is a multiple of 30 & it contains a 30
23040 is a multiple of 40 & it contains a 40
23040 is a multiple of 2304 & it contains a 2304

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 14 October 2014

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