On 11 February 2015,

320was the smallest Leyland number that didn't have a nBAB.MathBabbler Number Analyst (MBNA) output: ========================================= 320 is a natural, whole, integer 320 is even 320 proper divisors are: 1,2,4,5,8,10,16,20,32,40,64,80,160, 320 has 13 proper divisors 320 is abundant (sum of divisors is 442; ratio: 1.38125) 320 is happy 320 is not a Squarefree Number: 4,16,64, 320 is Harshad (Niven) number 320 is composite (not prime) 320 has the prime factors: 2*2*2*2*2*2*5 (sum=17) 320 is a Leyland number (2^8+8^2) 320 is the sum of 2 consecutive primes 320 = 157 + 163 320 is not in A038853 320 in octal is 0500 320 in hexadecimal is 0x140 320 in binary is 101000000 (is evil) 320 nearest square numbers: -31...4 (289...324 [18]) sqrt(320) = 17.8885 ln(320) = 5.76832 log(320) = 2.50515 320 reciprocal is .003125 320! is 2.1161e+664 320 is 101.859 Pi years 320 is 16 scoreyears 320 written as a Roman numeral is CCCXX 320 is 81^2 - 79^2 and 2 * (81 + 79) 320 is a multiple of 2 & it contains a 2 (A121022) 320 is a multiple of 20 & it contains a 20 (A121040) 320 is a multiple of 32 & it contains a 32

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

**Created:** 11 February 2015

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