MathBabbler learned the following via a Twitter tweet received on the day

207of 2014 (i.e. July 26th).207 is the smallest possible sum of primes which are formed using each of the digits 1 through 9 (i.e., 89 + 61 + 43 + 7 + 5 + 2 = 207) [source: NumberGossip.com]MathBabbler Number Analyst (MBNA) output: ========================================= 207 is a natural, whole, integer 207 is odd 207 proper divisors are: 1,3,9,23,69, 207 has 5 proper divisors 207 is deficient (sum of divisors is 105; ratio: 0.507246) 207 is unhappy 207 is not a Squarefree Number: 9, 207 is Harshad (Niven) number 207 is composite (not prime) 207 has the prime factors: 3*3*23 (sum=29) 207 in octal is 0317 207 in hexadecimal is 0xcf 207 in binary is 11001111 (is evil) 207 nearest square numbers: -11...18 (196...225 [15]) sqrt(207) = 14.3875 ln(207) = 5.33272 log(207) = 2.31597 207 reciprocal is .00483091787439613526570048309178 207 is 65.8901 Pi years 207 is 10 score and 7 years 207 written as a Roman numeral is CCVII 207 is 104^2 - 103^2 and 104 + 103 = 207

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

**Created:** 26 July 2014 (posted 29 July 2014)

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