490was the smallest number without a nBAB on 6 June 2018.MathBabbler Number Analyst (MBNA) output: ========================================= 490 is natural, counting, whole, integer 490 is even (not odd) 490 proper divisors are: 1,2,5,7,10,14,35,49,70,98,245, 490 has 11 proper divisors 490 is abundant (sum of divisors is 536; ratio: 1.09388) 490 is happy 490 is not a Squarefree Number: 49, 490 is composite (not prime) 490 has the prime factors: 2*5*7*7 (sum=21) 490 is a 7-smooth number 490 is *not* arithmetic (A003601) 490 in octal is 0752 490 in hexadecimal is 0x1ea 490 in binary is 111101010 (is evil) 490 nearest square numbers: -6...39 (484...529 [23]) sqrt(490) = 22.1359 ln(490) = 6.19441 log(490) = 2.6902 490! is 1.36787e+1107 490 is 155.972 Pi years 490 is 24 score and 10 years 490 written as a Roman numeral is CDXC 490 is a multiple of 49 & it contains a 49 __________________________________________ 490 reciprocal is 0.0020408163265306122448979591836734693877551 remainders: 1,10,100,20,200,40,400,80,310,160,130,320,260,150,30,300,60,110,120,220,240,440,480,390,470,290,450,90,410,180,330,360,170,230,340,460,190,430,380,370,270,250,50,10

**Creator:** Gerald Thurman
[gthurman@gmail.com]

**Created:** 06 June 2018

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