Free Online Calculator July 14, 2025 Advanced Scientific Calculator Scientific Calculator 0 DEG RAD π, e π e ln(2) ln(10) log₂(e) log₁₀(e) C CE ⌫ / x^y sin cos tan × √ sin⁻¹ cos⁻¹ tan⁻¹ - ln log e^x |x| + 1/x 7 8 9 ( ) 4 5 6 n! ⌊x⌋ 1 2 3 Rand ⌈x⌉ 0 . = History