### About the Number 307 (three hundred seven)

The number `307` was the smallest number that didn't have a nBAB on 26 April 2016. After this nBAB for `307` was posted, the number 308 was the smallest number without a nBAB.

```MathBabbler Number Analyst (MBNA) output:
=========================================
307 is a natural, whole, integer
307 is odd
307 proper divisors are: 1,
307 has 1 proper divisors
307 is deficient (sum of divisors is 1; ratio: 0.00325733)
307 is unhappy
307 is a Squarefree Number
307 is prime (not composite)
...Cousin prime with 311
...Sexy prime with 313
...Sexy Quadruple prime with 295, 301, 313
...Truman Gerald prime with 337
...Truman Gerald prime with 277
...OEIS:002145 (4n+3; n=76)
...Left-truncatable
...prime triplet {307, 311, 313}
307 is a lucky number
307 is the sum of 3 distinct cubes (3^3 + 4^3 + 6^3)
307 is Arithmetic (A003601)
307 in octal is 0463
307 in hexadecimal is 0x133
307 in binary is 100110011 (is odious)
307 nearest square numbers: -18...17 (289...324 )
sqrt(307) = 17.5214
ln(307) = 5.72685
log(307) = 2.48714
307 reciprocal is .00325732899022801302931596091205
307! is 7.34264e+631
307 is 97.7211 Pi years
307 is 15 score and 7 years
307 written as a Roman numeral is CCCVII
307 is 154^2 - 153^2 and 154 + 153 = 307
```

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 26 April 2016 