nBAB number

399was about the number 7810 and it was posted on 19 December 2010. This nBAB for the number399was the 400th nBAB.MathBabbler Number Analyst (MBNA) output: ========================================= 399 is a natural, whole, integer 399 is odd 399 proper divisors are: 1,3,7,19,21,57,133, 399 is deficient (sum of divisors is 241) 399 is unhappy 399 is a Harshad number 399 is not prime 399 has the prime factors: 3*7*19 (sum=29) 399 is sphenic (had 3 unique prime factors) 399 sum of prime factors is: 29 399 is a lucky number 399 is ThurmNumber 399 is the sum of 11 consecutive primes 399 = 17 + 19 + 23 + 29 + 31 + 37 + 41 + 43 + 47 + 53 + 59 399 in octal is 0617 399 in hexadecimal is 0x18f 399 in binary is 110001111 (is evil) 399 nearest square numbers: -38...1 (361...400 [20]) sqrt(399) = 19.975 ln(399) = 5.98896 log(399) = 2.60097 399 reciprocal is .00250626566416040100250626566416 399! is 1.60086e+866 399 is 127.006 Pi years 399 is 19 score and 19 years 399 written as a Roman numeral is CCCXCIX 399 = 200^2 - 199^2 and 200 + 199 = 399

log= 2.72569, which when rounded down to the nearest hundredth equals_{9}(399)e(2.7182818284590) rounded up to the nearest hundredth.

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

**Created:** 19 December 2010

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