If you want to round to the nearest whole integer, that will be 1, since 0.52 is closer to 1 than 0.
However depending on the amount of significant figures needed this may be rounded to 0.52 for 2 significant figures or 0.5218 for four significant figures.
+15058 0.52173913043 how would you round this number to a whole number
0.52173913043=52173913043×10−11 
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+9675 Round 0.52173913043 to a whole number.
Round it up at the tenths.
= 1.
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+5 If you want to round .52173913043 you would take the first two numbers and since two is smaller than five, you wouldn't round 5 up. Five and up you round to either ten or, in this case, 1, which is the answer.
