### About the Number 1,399 (one thousand three hundred ninety-nine)

Quote# 1399 was added to GDT::Quotes on 4 September 2015.

```MathBabbler Number Analyst (MBNA) output:
=========================================
1399 is a natural, whole, integer
1399 is odd
1399 proper divisors are: 1,
1399 has 1 proper divisors
1399 is deficient (sum of divisors is 1; ratio: 0.000714796)
1399 is unhappy
1399 is a Squarefree Number
1399 is prime (not composite)
...Truman Gerald prime with 1429
...OEIS:002145 (4n+3; n=349)
...reversible prime with 9931
...Right-truncatable
1399 is Arithmetic (A003601)
1399 in octal is 02567
1399 in hexadecimal is 0x577
1399 in binary is 10101110111 (is evil)
1399 nearest square numbers: -30...45 (1369...1444 )
sqrt(1399) = 37.4032
ln(1399) = 7.24351
log(1399) = 3.14582
1399 reciprocal is .00071479628305932809149392423159
1399 is an apocalyptic power
1399! is 2.47188e+3795
1399 is 445.316 Pi years
1399 is 69 score and 19 years
1399 written as a Roman numeral is MCCCXCIX
1399 is 700^2 - 699^2 and 700 + 699 = 1399
1399 is a multiple of 1 & it contains a 1 (A011531)
```

log10(`1399`) = 3.14582, which truncated to 2-decimal-digits is 3.14. Pi rounded to the nearest hundredth is 3.14. In other words, the common logarithm (log base-10) approximates the mathematical constant Pi.

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 04 September 2015 