It is: 500,000,000
(5x10)9 =1.953125 E15 this means it is a very larger number the decimal is 15 places to the right aka to large for an average calculator
2.8 x 109 = 2,800,000,000
It is x^4.5 or sqrt(x)*x^4
15
X to the 9th power
8,862,000,000
It is: 500,000,000
4,730,000,000
8.23 x 10^9 is equal to 8,230,000,000.
173220192505318905.457564663
1,030,000,000==========
1.0 x 10-9 is 0.0000000010
4.23 x 10 to the 9th power
15 x 10-3 = 15 ÷ 103 = 15 ÷ 1000 = 0.015
1*10-9 = 0.000000001
3000000000 or 3 billion