MathBabber tweeted tweet number

1699on 29 September 2011.MathBabbler Number Analyst (MBNA) output: ========================================= 1699 is a natural, whole, integer 1699 is odd 1699 proper divisors are: 1, 1699 is deficient (sum of divisors is 1) 1699 is unhappy 1699 is not a Harshad number 1699 is prime ...Sexy prime with 1693 ...Twin prime with 1697 ...Truman Gerald prime with 1669 ...OEIS:002145 (4n+3; n=424) ...prime triplet {1693, 1697, 1699} 1699 in octal is 03243 1699 in hexadecimal is 0x6a3 1699 in binary is 11010100011 (is evil) 1699 nearest square numbers: -18...65 (1681...1764 [42]) sqrt(1699) = 41.2189 ln(1699) = 7.4378 log(1699) = 3.23019 1699 reciprocal is .00058858151854031783402001177163 1699! is 1.76374e+4752 1699 is 540.808 Pi years 1699 is 84 score and 19 years 1699 written as a Roman numeral is MDCXCIX 1699 = 850^2 - 849^2 and 850 + 849 = 1699While creating this nBAB for the number

`, MathBabbler had to refresh his memory as to what it meant for a prime number to be part of a`

1699prime triplet. Aprime tripletis a "set of three prime numbers of the form (p, p + 2, p + 6) or (p, p + 4, p + 6)."

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

**Created:** 29 September 2011

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