About the Number 1,920 (one thousand nine hundred twenty)

John Schnabel was born on 11 Febrary 1920. He died on 18 March 2016.

Yahoo.com::John Schnabel Dies: 'Gold Rush' Star Was 96

MathBabbler Number Analyst (MBNA) output:
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1920 is a natural, whole, integer
1920 is even
1920 proper divisors are: 1,2,3,4,5,6,8,10,12,15,16,20,24,30,32,
                          40,48,60,64,80,96,120,128,160,192,240,
                          320,384,480,640,960,
1920 is refactorable (evenly divisable  by # of divisors)
1920 has 31 proper divisors
1920 is abundant (sum of divisors is 4200; ratio: 2.1875)
1920 is happy
1920 is not a Squarefree Number: 4,16,64,
1920 is Harshad (Niven) number
1920 is composite (not prime)
1920 has the prime factors: 2*2*2*2*2*2*2*3*5 (sum=22)
1920 is a 5-smooth number
1920 is dodecagonal
1920 in octal is 03600
1920 in hexadecimal is 0x780
1920 in binary is 11110000000 (is evil)
1920 nearest square numbers: -71...16 (1849...1936 [44])
sqrt(1920) = 43.8178
ln(1920) = 7.56008
log(1920) = 3.2833
1920 reciprocal is .00052083333333333333333333333333
1920! is inf
1920 is 611.155 Pi years
1920 is 96 scoreyears
1920 written as a Roman numeral is MCMXX
1920 is 481^2 - 479^2 and 2 * (481 + 479)
1920 is a multiple of 1 & it contains a 1 (A011531)
1920 is a multiple of 2 & it contains a 2 (A121022)
1920 is a multiple of 20 & it contains a 20 (A121040)
1920 is a multiple of 192 & it contains a 192

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 20 March 2016

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