October 24th is "International Day of Climate Action" and its website is

`.org.`

350The

`.org FAQ says`

350`is used because it is the number that "leading scientists say is the safe upper limit for carbon dioxide--measured in 'Parts Per Million' in our atmosphere."`

350MathBabbler Number Analyst (MBNA) output: ========================================= 350 is a natural, whole, integer 350 is even 350 proper divisors are: 1,2,5,7,10,14,25,35,50,70,175, 350 is abundant (sum of divisors is 394) 350 is unhappy 350 is not a Harshad number 350 is not prime 350 has the prime factors: 2*5*5*7 (sum=19) 350 sum of prime factors is: 19 350 in octal is 0536 350 in hexadecimal is 0x15e 350 in binary is 101011110 (is evil) 350 nearest square numbers: -26...11 (324...361 [19]) sqrt(350) = 18.7083 ln(350) = 5.85793 log(350) = 2.54407 350 reciprocal is .00285714285714285714285714285714 350! is 1.23587e+740 350 is 111.408 Pi years 350 is 17 score and 10 years 350 written as a Roman numeral is CCCL

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

**Created:** 24 October 2009

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