Scientific Notation Calculator
Convert any number into scientific notation (a × 10ⁿ with 1 ≤ |a| < 10), E-notation and engineering notation — or convert a mantissa and exponent back into a real number. Shows how many places the decimal point moves.
TheCalculators — Scientific Notation Calculator
Printed thecalculators.com
Scientific notation
1.568938 × 10^6
E-notation: 1.568938e6 · decimal moves 6 places left
- Input number
- 1,568,938
- Scientific notation
- 1.568938 × 10^6
- E-notation
- 1.568938e6
- Engineering notation
- 1.568938 × 10^6
- Mantissa (a)
- 1.568938
- Exponent (n)
- 6
- Order of magnitude
- 10^6
How the conversion works
- 1Find the exponentn = floor(log₁₀(|1,568,938|)) = 6
- 2Slide the decimal pointmove 6 places left: 1,568,938 → 1.568938
- 3Write the result1.568938 × 10^6 — check: 1.568938 × 1,000,000 ≈ 1,568,938
- 4Engineering formexponent rounded down to a multiple of 3: 1.568938 × 10^6
Most useful next
Formula
a × 10ⁿ where 1 ≤ |a| < 10 · E-notation: aen · engineering: n is a multiple of 3
Pro tips
- • Positive exponents mean big numbers (10⁶ = one million); negative exponents mean small (10⁻⁶ = one millionth).
- • Engineering notation uses exponents divisible by 3, matching kilo/mega/giga prefixes.
- • Mantissa must start with a single non-zero digit before the decimal point.
FAQ
Related Calculators
More Education tools you might need.
Exponent Calculator
Raise any base to any power — integer, negative or fractional — with a growth chart.
CalculateScientific Calculator
Full scientific keypad — sin, cos, tan, logs, roots, powers, memory and Deg/Rad, with instant exact results.
CalculateBig Number Calculator
Add, subtract, multiply, divide and exponentiate very large numbers, with E-notation support.
Calculate