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Decimal number

1 × 10^42

  • Positive
  • Decimal
  • 0 d.p.
  • Exact fraction

1 × 10^42 is a decimal number equal to 1,000,000,000,000,000,044,885,712,678,075,916,785,549,312⁄1. It lies between 1,000,000,000,000,000,044,885,712,678,075,916,785,549,312 and 1,000,000,000,000,000,044,885,712,678,075,916,785,549,312, and as a percentage it is 1 × 10^44%.

Number properties

Absolute value1 × 10^42
SignPositive
Integer part1,000,000,000,000,000,044,885,712,678,075,916,785,549,312
Fractional part0
Decimal places0
Floor1,000,000,000,000,000,044,885,712,678,075,916,785,549,312
Ceiling1,000,000,000,000,000,044,885,712,678,075,916,785,549,312
Rounded to nearest1,000,000,000,000,000,044,885,712,678,075,916,785,549,312
Truncated1,000,000,000,000,000,044,885,712,678,075,916,785,549,312

Fractions & ratios

As a fraction1,000,000,000,000,000,044,885,712,678,075,916,785,549,312/1exact
Ratio1,000,000,000,000,000,044,885,712,678,075,916,785,549,312 : 1
As a percentage1 × 10^44%
Reciprocal1 × 10^-42≈

Arithmetic

Double2 × 10^42
Half5 × 10^41
Square1 × 10^84
Cube1 × 10^126
Square root1 × 10^21≈
Cube root100,000,000,000,000≈
Negation-1 × 10^42
Natural logarithm96.7085739057≈
Logarithm base 1042≈

Representations

Decimal1 × 10^42
Scientific notation1 × 10^42
Exponential1e+42
IEEE 754 binary64 (hex)0x48A6F578C4E0A061the exact 64-bit pattern stored
IEEE 754 binary32 (hex)0x7F80000032-bit single precision, may lose accuracy

Rounding

To 0 decimal places1e+42
To 1 decimal place1e+42
To 2 decimal places1e+42
To 3 decimal places1e+42
To 4 decimal places1e+42
To 1 significant figure1e+42
To 2 significant figures1e+42
To 3 significant figures1e+42

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Also reads as

#001E42 (colour)

  • #001E42
  • Blue
  • Dark
  • Nearest: Black

#001E42 is a blue with RGB values 0, 30, 66 and HSL 213°, 100%, 13%. It is a dark colour, so white text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Black.

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Colour values

#001E42#001E42
HEX#001E42
RGBrgb(0, 30, 66)
RGB (0–1)0, 0.1176, 0.2588
RGB percentages0%, 11.8%, 25.9%
HSLhsl(212.7, 100%, 12.9%)
HSV / HSBhsv(212.7, 100%, 25.9%)
CMYK100%, 54.5%, 0%, 74.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,746
CSS custom property--colour: #001E42;

Brightness & contrast

Relative luminance0.01322WCAG 2.x, 0 is black and 1 is white
Perceived brightness32 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.61:1
Contrast with white16.61:1WCAG normal text: AAA
Contrast with black1.26:1WCAG normal text: Fail
Greyscale equivalent#1A1A1A
Inverted#FFE1BD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#082243no red cones; affects about 1% of men; ΔE 3.2 from the original
Deuteranopia#001C41no green cones; the most common form, about 1% of men; ΔE 1.5 from the original
Tritanopia#00272Cno blue cones; rare, and affects men and women equally; ΔE 25.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.61:1WCAG large text: AAA
Contrast with black, large text1.26:1WCAG large text: Fail

Named colours

Black · ΔE 28.9Dark slateblue · ΔE 32.4Dark slate grey · ΔE 34.5Midnight blue · ΔE 35.5Dim grey · ΔE 42.3Steel blue · ΔE 42.7
Nearest named CSS colourBlack (#000000)ΔE 28.87, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#422400
Analogous#003F42, #030042
Triadic#42001E, #1E4200
Split complementary#420300, #3F4200
Tetradic#42003F, #422400, #004203

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#0F7CFF
Lighter +30%#0064DB
Lighter +20%#004CA8
Lighter +10%#003575
Darker −10%#00070F
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001E42
Less saturated −25%#081F3A

Channel breakdown

R0
G30
B66
Red0 (0%)
Green30 (11.8%)
Blue66 (25.9%)
Hue212.73°
Saturation (HSL)100%
Lightness12.94%
Dominant channelBlue
Hex per channelR 00 · G 1E · B 42

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Every value on this page was computed from “001e42” by Nerdulator’s number engine. Nothing here was retrieved from a database of answers or written by a model.