MathBabbler turned 51 years young on 28 May 2008. If somebody is 51 years in age, then they can say the following when asked their age.

I'm 3 times 17... I'm 17 times 3... I'm 50.1 decades... And my favorite: I'm 10-squared minus 7-squared...The following was obtained from the MBNA (MathBabbler's Number Analyst).

51 is an odd, whole, natural, integer number 51 proper divisors are: 1,3,17, 51 is deficient (sum of divisors is 21) 51 is unhappy 51 is not a Harshad number 51 is undulating 51 is not prime 51 has the prime factors: 3*17 51 in octal is 063 51 in hexadecimal is 0x33 51 in binary is 110011 (is evil) 51 nearest square numbers: -2...13 (49 [7]...64 [8]) sqrt(51) = 7.14143 ln(51) = 3.93183 log(51) = 1.70757 --- end MBNA output --- 51_{8}= 41 51_{16}= 81 51 as a Roman numeral is LIRoadHacker visited the area near Area 51 during May of 2002. {road to Area 51}

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

**Created:** 28 May 2008

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