Free Scientific Notation & Exponential Calculator Online
Full-featured scientific calculator with trigonometry, logarithms, factorial, permutations, combinations, powers, and roots — keyboard-operable with calculation history. — 100% free online utility, zero sign-up, zero paywalls, and private client-side processing.
How It Works
Enter Expression
Type mathematical expression using keyboard or click calculator buttons.
Use Functions
Access trigonometry (sin, cos, tan), logarithm (log, ln), and power functions.
Switch Modes
Toggle between degree and radian mode for trigonometric calculations.
View History
Access your calculation history to review or reuse previous results.
Frequently Asked Questions
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