About the Number 387 (three hundred eighty-seven)

387 was the smallest number that didn't have a nBAB on 3 January 2017. The next smallest number without a nBAB is 388. Note: 388 to 398, inclusive, did not have nBABs when this nBAB was created.

MathBabbler Number Analyst (MBNA) output:
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387 is natural, counting, whole, integer
387 is odd (not even)
387 is not extremely odd
387 proper divisors are: 1,3,9,43,129,
387 has 5 proper divisors
387 is deficient (sum of divisors is 185; ratio: 0.478036)
387 is unhappy
387 is not a Squarefree Number: 9,
387 is composite (not prime)
387 has the prime factors: 3*3*43 (sum=49)
387 is a 43-smooth number
387 is a ThurmNumber
387 in octal is 0603
387 in hexadecimal is 0x183
387 in binary is 110000011 (is evil)(is palindromic)
387 nearest square numbers: -26...13 (361...400 [20])
sqrt(387) = 19.6723
ln(387) = 5.95842
log(387) = 2.58771
387! is 1.16203e+835
387 is 123.186 Pi years
387 is 19 score and 7 years
387 written as a Roman numeral is CCCLXXXVII
387 is 194^2 - 193^2 and 194 + 193 = 387
387 is a multiple of 3 & it contains a 3 (A121023)
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387 reciprocal is 0.002583979328165374677
remainders: 
1,10,100,226,325,154,379,307,361,127,109,316,64,253,208,145,289,181,262,298,271,1

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 03 January 2017

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