Recognised as Decimal number
1.2 × 10^15
- Positive
- Decimal
- 0 d.p.
- Exact fraction
- 2 s.f.
1.2 × 10^15 is a decimal number equal to 1,200,000,000,000,000⁄1. It lies between 1,200,000,000,000,000 and 1,200,000,000,000,000, and as a percentage it is 1.2 × 10^17%.
Number properties
Absolute value1.2 × 10^15
SignPositive
Integer part1,200,000,000,000,000
Fractional part0
Decimal places0
Ceiling1,200,000,000,000,000
Rounded to nearest1,200,000,000,000,000
Truncated1,200,000,000,000,000
Fractions & ratios
Ratio1,200,000,000,000,000 : 1
As a percentage1.2 × 10^17%
Reciprocal8.33333333 × 10^-16≈
Arithmetic
Double2.4 × 10^15
Square1.44 × 10^30
Cube1.728 × 10^45
Square root34,641,016.1513775≈
Cube root106,265.856918261≈
Negation-1.2 × 10^15
Natural logarithm34.7210979517≈
Logarithm base 1015.079181246≈
Representations
Decimal1.2 × 10^15
Scientific notation1.2 × 10^15
Exponential1.2e+15
IEEE 754 binary64 (hex)0x43110D9316EC0000the exact 64-bit pattern stored
IEEE 754 binary32 (hex)0x58886C9932-bit single precision, may lose accuracy
Rounding & precision
Significant figures as written2counted from the digits as typed, not from the value
To 0 decimal places1200000000000000
To 1 decimal place1200000000000000.0
To 2 decimal places1200000000000000.00
To 3 decimal places1200000000000000.000
To 4 decimal places1200000000000000.0000
To 1 significant figure1e+15
To 2 significant figures1.2e+15
To 3 significant figures1.2e+15
To 4 significant figures1.2e+15
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Neighbouring values
As a fraction
Also reads as
#012E14 (colour)
- #012E14
- Green
- Dark
- Nearest: Dark slate grey
#012E14 is a green with RGB values 1, 46, 20 and HSL 145°, 96%, 9%. It is a dark colour, so white text on it reaches 15:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#012E14#012E14
HEX#012E14
RGBrgb(1, 46, 20)
RGB (0–1)0.0039, 0.1804, 0.0784
RGB percentages0.4%, 18%, 7.8%
HSLhsl(145.3, 95.7%, 9.2%)
HSV / HSBhsv(145.3, 97.8%, 18%)
CMYK97.8%, 0%, 56.5%, 82%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer77,332
CSS custom property--colour: #012E14;
Brightness & contrast
Relative luminance0.02011WCAG 2.x, 0 is black and 1 is white
Perceived brightness35.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.98:1
Contrast with white14.98:1WCAG normal text: AAA
Contrast with black1.4:1WCAG normal text: Fail
Greyscale equivalent#232323
Inverted#FED1EB
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.98:1WCAG large text: AAA
Contrast with black, large text1.4:1WCAG large text: Fail
Named colours
Hue familygreen
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#2E011B
Analogous#042E01, #012E2B
Triadic#14012E, #2E1401
Split complementary#2B012E, #2E0104
Tetradic#01042E, #2E011B, #2E2B01
Tints, shades & saturation
Channel breakdown
R1
G46
B20
Red1 (0.4%)
Green46 (18%)
Blue20 (7.8%)
Hue145.33°
Saturation (HSL)95.74%
Lightness9.22%
Dominant channelGreen
Hex per channelR 01 · G 2E · B 14
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Harmonies
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