430 was the smallest number without a nBAB on 7 May 2017.
MathBabbler Number Analyst (MBNA) output: ========================================= 430 is natural, counting, whole, integer 430 is even (not odd) 430 proper divisors are: 1,2,5,10,43,86,215, 430 has 7 proper divisors 430 is deficient (sum of divisors is 362; ratio: 0.84186) 430 is unhappy 430 is a Squarefree Number 430 is composite (not prime) 430 has the prime factors: 2*5*43 (sum=50) 430 is sphenic (has 3 unique prime factors) 430 is a 43-smooth number 430 is the sum of 14 consecutive primes 430 = 7 + 11 + 13 + 17 + 19 + 23 + 29 + 31 + 37 + 41 + 43 + 47 + 53 + 59 430 in octal is 0656 430 in hexadecimal is 0x1ae 430 in binary is 110101110 (is evil) 430 nearest square numbers: -30...11 (400...441 [21]) sqrt(430) = 20.7364 ln(430) = 6.06379 log(430) = 2.63347 430! is 2.29465e+947 430 is 136.873 Pi years 430 is 21 score and 10 years 430 written as a Roman numeral is CDXXX 430 is a multiple of 43 & it contains a 43 _____________________ 430 reciprocal is 0.0023255813953488372093 remainders: 1,10,100,140,110,240,250,350,60,170,410,230,150,210,380,360,160,310,90,40,400,130,10
Creator: Gerald Thurman
[gthurman@gmail.com]
Created: 07 May 2017