You must look for the square of a Prime number. Square root of 2000 is about 44.7, so you must look for the largest prime number below that.
If looking for a percentage answer, you subtract the smallest number from the largest number and the divide the difference by the largest number. Ex: $2000 - $1560 = $440 / $2000 = 22% Variance. Check your work: $2000 x 22% = $440.
The largest whole number would be 1,999
1,999
California
2499
3600
Please note that there cannot be a largest prime number; Euclid proved that about 2000 years ago. As to the largest known prime number, according to the Wikipedia, as of January 2014, the largest known prime number is 2 to the power 57,885,161 − 1, a number with 17,425,170 digits. This number was found to be a prime in January 2013.
In the year 2000, the largest employer in America was Walmart.
Baltimore was ranked as the 17th largest city in the 2000 US Census.
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2000
Baltimore was ranked as the 17th largest city in the 2000 US Census.