About the Number 448 (four hundred forty-eight)

448 was the smallest number without a nBAB on 31 December 2017.

MathBabbler Number Analyst (MBNA) output:
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448 is natural, counting, whole, integer
448 is even (not odd)
448 proper divisors are: 1,2,4,7,8,14,16,28,32,56,64,112,224,
448 is refactorable (evenly divisable  by # of divisors)
448 has 13 proper divisors
448 is abundant (sum of divisors is 568; ratio: 1.26786)
448 is unhappy
448 is not a Squarefree Number: 4,16,64,
448 is Harshad (Niven) number
448 is composite (not prime)
448 has the prime factors: 2*2*2*2*2*2*7 (sum=19)
448 is a 7-smooth number
448 is *not* arithmetic (A003601)
448 is a nude number
448 in octal is 0700
448 in hexadecimal is 0x1c0
448 in binary is 111000000 (is odious)
448 nearest square numbers: -7...36 (441...484 [22])
sqrt(448) = 21.166
ln(448) = 6.10479
log(448) = 2.65128
448! is 8.57891e+994
448 is 142.603 Pi years
448 is 22 score and 8 years
448 written as a Roman numeral is CDXLVIII
448 is 113^2 - 111^2 and 2 * (113 + 111)
448 is a multiple of 4 & it contains a 4 (A121024)
448 is a multiple of 8 & it contains a 8 (A121028)
                          ______
448 reciprocal is 0.002232142857
remainders: 
1,10,100,104,144,96,64,192,128,384,256,320,64

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 31 December 2017

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