While adding a Karl Marx quote to his quote collection, GDT was reminded that Karl Marx died on Pi Day of 1883. There was already a nBAB for 1883, so this nBAB for the number

1818was created because Marx was born on 5 May1818.The Karl Marx quote...

"A man cannot become a child again, or he becomes childish."Note: MathBabbler frequently feels childish while playing with numbers.MathBabbler Number Analyst (MBNA) output: ========================================= 1818 is a natural, whole, integer 1818 is even 1818 proper divisors are: 1,2,3,6,9,18,101,202,303,606,909, 1818 has 11 proper divisors 1818 is abundant (sum of divisors is 2160; ratio: 1.18812) 1818 is happy 1818 is not a Squarefree Number: 9, 1818 is Harshad (Niven) number 1818 is composite (not prime) 1818 has the prime factors: 2*3*3*101 (sum=109) 1818 is undulating 1818 in octal is 03432 1818 in hexadecimal is 0x71a 1818 in binary is 11100011010 (is evil) 1818 nearest square numbers: -54...31 (1764...1849 [43]) sqrt(1818) = 42.638 ln(1818) = 7.50549 log(1818) = 3.25959 1818 reciprocal is .00055005500550055005500550055005 1818! is inf 1818 is 578.687 Pi years 1818 is 90 score and 18 years 1818 written as a Roman numeral is MDCCCXVIII 1818 is a multiple of 1 & it contains a 1 (A011531) 1818 is a multiple of 18 & it contains a 18 (A121038)

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

**Created:** 06 May 2015

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