6.2072 times 10 to the -14th power = 0.000000000000062072
You move the decimal point, in 6.2072, 14 positions to the right, filling out with zeros as needed. Also, you omit the "to to the power -14" in the result.
You write it as 6.28*106
32,400
324,000
5,548,000
92000000
You write it as 6.28*106
1.86 times 10 to the 5th power = 186,000
56,240
8,900
324,000
5,548,000
32,400
92000000
20,000,000,000,000,000,000,000
0.00000067
3.0 × 105 written in standard form is 300,000
(25) 6 x 42 = 3,072