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The E is an abbreviation of Exponent and means ×10^
→ 6.21E10 = 6.21 × 10^10
To convert such a number to normal format as multiplication is by a power of 10, move the decimal point the number of digits that is the power of the 10 (positive to the right, negative to the left) inserting zeros if the digits run out.
→ 6.21E10 = 6.21 × 10^10 = 62,100,000,000
→ 6.21E10 = 6.21 × 10^10
To convert such a number to normal format as multiplication is by a power of 10, move the decimal point the number of digits that is the power of the 10 (positive to the right, negative to the left) inserting zeros if the digits run out.
→ 6.21E10 = 6.21 × 10^10 = 62,100,000,000
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