Number
1,064
- Positive
- Even
- Composite
- 4 digits
1,064 is an even 4-digit integer and a composite number. It has 16 divisors and a digital root of 2.
Number properties
ParityEvendivisible by 2
SignPositive
PrimalityComposite
Absolute value1,064
Digit count4
Digit sum11
Digital root2repeated digit sum
PalindromicNoreads differently backwards
Happy numberNosquared-digit sums reach 1
Harshad numberNodivisible by its own digit sum
Factors & divisors
Prime factorisation2^3 × 7 × 19
Distinct prime factors32, 7, 19
Number of divisors16
Sum of divisors σ(n)2,400
Aliquot sum1,336sum of the proper divisors
ClassificationAbundantthe aliquot sum exceeds the number
Euler's totient φ(n)432integers below n that share no factor with it
SquarefreeNohas a repeated prime factor
All divisors1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1,06416 in total
Arithmetic
Representations
Decimal1,064
Binary1000010100011 bits
Octal2050
Hexadecimal428
Base 36TK
Roman numeralMLXIV
In wordsone thousand and sixty-four
Ordinalone thousand and sixty-fourth
Scientific notation1.064 × 10^3
Engineering notation1.064 × 10^3
Nearest landmarks
Powers & multiples
1,064 to the power 21,132,096
1,064 to the power 31,204,550,144
1,064 to the power 41,281,641,353,216
1,064 to the power 51,363,666,399,821,824
First ten multiples1,064, 2,128, 3,192, 4,256, 5,320, 6,384, 7,448, 8,512, 9,576, 10,640
Powers of twoBetween 2^10 (1,024) and 2^11 (2,048)
Divisibility tests
Divisible by 2Yes
Divisible by 3No, remainder 2
Divisible by 4Yes
Divisible by 5No, remainder 4
Divisible by 6No, remainder 2
Divisible by 7Yes
Divisible by 8Yes
Divisible by 9No, remainder 2
Divisible by 10No, remainder 4
Divisible by 11No, remainder 8
Divisible by 12No, remainder 8
Divisible by 100No, remainder 64
Collatz (3n + 1) trajectory
Steps to reach 131the total stopping time
Highest value reached1,064
Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven
First steps1,064 → 532 → 266 → 133 → 400 → 200 → 100 → 50 → 25 → 76 → …
Last steps… → 5 → 16 → 8 → 4 → 2 → 1
As a percentage & fraction
As a percentage106,400%
1,064% as a decimal10.64
1,064% of 1001,064
1,064% of 1,00010,640
As a fraction of 1001,064/100
Read another way
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Derived from 1,064
Also reads as
1064 (year)
- Leap year
- 366 days
- 11th century
- Dragon
1064 was a leap year of 366 days. It began on a Friday and ended on a Saturday. Easter Sunday fell on 17 April.
Structure of the year
Months of 1064
January31 days, starts Friday
February29 days, starts Monday
August31 days, starts Monday
September30 days, starts Thursday
October31 days, starts Saturday
November30 days, starts Tuesday
December31 days, starts Thursday
Time references
These values depend on today’s date and change daily.
Unix timestamp at the start-28,590,624,000
Unix timestamp at the end-28,559,001,601
Years from now962 years ago
Days from today351,615 days since 1 January
The number 1064
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Also reads as
#110066 (colour)
- #110066
- Blue
- Dark
- Nearest: Midnight blue
#110066 is a blue with RGB values 17, 0, 102 and HSL 250°, 100%, 20%. It is a dark colour, so white text on it reaches 17.3:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.
Colour values
#110066#110066
HEX#110066
HEX (short)#106
RGBrgb(17, 0, 102)
RGB (0–1)0.0667, 0, 0.4
RGB percentages6.7%, 0%, 40%
HSLhsl(250, 100%, 20%)
HSV / HSBhsv(250, 100%, 40%)
CMYK83.3%, 100%, 0%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,114,214
CSS custom property--colour: #110066;
Brightness & contrast
Relative luminance0.01078WCAG 2.x, 0 is black and 1 is white
Perceived brightness35.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.27:1
Contrast with white17.27:1WCAG normal text: AAA
Contrast with black1.22:1WCAG normal text: Fail
Greyscale equivalent#0B0B0B
Inverted#EEFF99
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text17.27:1WCAG large text: AAA
Contrast with black, large text1.22:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#556600
Analogous#002266, #440066
Triadic#661100, #006611
Split complementary#664400, #226600
Tetradic#660022, #556600, #006644
Tints, shades & saturation
Channel breakdown
R17
G0
B102
Red17 (6.7%)
Green0 (0%)
Blue102 (40%)
Hue250°
Saturation (HSL)100%
Lightness20%
Dominant channelBlue
Hex per channelR 11 · G 00 · B 66
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