### About the Number 1,838 (one thousand eight hundred thirty-eight)

John Muir would have turned 178 years of age on 21 April 2016. Muir was born in 1838.

```MathBabbler Number Analyst (MBNA) output:
=========================================
1838 is a natural, whole, integer
1838 is even
1838 proper divisors are: 1,2,919,
1838 has 3 proper divisors
1838 is deficient (sum of divisors is 922; ratio: 0.501632)
1838 is unhappy
1838 is a Squarefree Number
1838 is composite (not prime)
1838 has the prime factors: 2*919 (sum=921)
1838 is semiprime (biprime or 2-almost prime)
1838 is a 919-smooth number
1838 is Arithmetic (A003601)
1838 in octal is 03456
1838 in binary is 11100101110 (is odious)
1838 nearest square numbers: -74...11 (1764...1849 [43])
sqrt(1838) = 42.8719
ln(1838) = 7.51643
log(1838) = 3.26435
1838 reciprocal is .00054406964091403699673558215451
1838! is inf
1838 is 585.054 Pi years
1838 is 91 score and 18 years
1838 written as a Roman numeral is MDCCCXXXVIII
1838 is a multiple of 1 & it contains a 1 (A011531)
```

log11(`1838`) = 3.1346, which when rounded to the nearest hundredth (3.14) equals Pi (3.141592...) rounded to the nearest hundredth.

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 21 April 2016