448 was the smallest number without a nBAB on 31 December 2017.
MathBabbler Number Analyst (MBNA) output: ========================================= 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