About the Number 166 (one hundred sixty-six)

On 31 December 2014, the number 166 was the smallest number that didn't have a nBAB. Coincidentally, 166 was the first number that the MBNA flagged as being an Arithmetic number.

MathBabbler Number Analyst (MBNA) output:
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166 is a natural, whole, integer
166 is even
166 proper divisors are: 1,2,83,
166 has 3 proper divisors
166 is deficient (sum of divisors is 86; ratio: 0.518072)
166 is unhappy
166 is a Squarefree Number
166 is composite (not prime)
166 has the prime factors: 2*83 (sum=85)
166 is semiprime (biprime or 2-almost prime)
166 is a joke (Smith) number
166 is a hoax number
166 is Arithmetic (A003601)
166 in octal is 0246
166 in hexadecimal is 0xa6
166 in binary is 10100110 (is evil)
166 nearest square numbers: -22...3 (144...169 [13])
sqrt(166) = 12.8841
ln(166) = 5.11199
log(166) = 2.22011
166 reciprocal is .00602409638554216867469879518072
166! is 9.00369e+297
166 is 52.8394 Pi years
166 is 8 score and 6 years
166 written as a Roman numeral is CLXVI
166 is a multiple of 1 & it contains a 1 (A011531)

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 31 December 2014

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