Verified Answer :

Lynxie

0.00000001039 

Tip: Just move the decimal place over the number of times the exponent is (Ex: 2.5410^-1, all you have to do is move the decimal place over one time to the left). 
*Tip: If the exponent is positive, move it to the right. If it is negative, move it to the left. 

Hope I helped! <3