Number

1,016

Positive
Even
Composite
4 digits

1,016 is an even 4-digit integer and a composite number. It has 8 divisors and a digital root of 8.

Number properties

ParityEvendivisible by 2

SignPositive

PrimalityComposite

Absolute value1,016

Digit count4

Digit sum8

Digital root8repeated digit sum

PalindromicNoreads differently backwards

Happy numberNosquared-digit sums reach 1

Harshad numberYesdivisible by its own digit sum

Factors & divisors

Prime factorisation2^3 × 127

Distinct prime factors22, 127

Number of divisors8

Sum of divisors σ(n)1,920

Aliquot sum904sum of the proper divisors

ClassificationDeficientthe aliquot sum is less than the number

Euler's totient φ(n)504integers below n that share no factor with it

SquarefreeNohas a repeated prime factor

All divisors1, 2, 4, 8, 127, 254, 508, 1,0168 in total

Arithmetic

Previous number1,015

Next number1,017

Double2,032

Half508

Square1,032,256

Cube1,048,772,096

Square root31.874754901≈irrational, shown to 9 decimal places

Cube root10.053051391≈

Negation-1,016

Reciprocal0.000984252≈

Representations

Decimal1,016

Binary111111100010 bits

Octal1770

Hexadecimal3F8

Base 36S8

Roman numeralMXVI

In wordsone thousand and sixteen

Ordinalone thousand and sixteenth

Scientific notation1.016 × 10^3

Engineering notation1.016 × 10^3

Nearest landmarks

Next prime1,019+3

Previous prime1,013−3

Distance to nearest prime3

Nearest square below961

Nearest square above1,024

Powers & multiples

1,016 to the power 21,032,256

1,016 to the power 31,048,772,096

1,016 to the power 41,065,552,449,536

1,016 to the power 51,082,601,288,728,576

First ten multiples1,016, 2,032, 3,048, 4,064, 5,080, 6,096, 7,112, 8,128, 9,144, 10,160

Powers of twoBetween 2^9 (512) and 2^10 (1,024)

Divisibility tests

Divisible by 2Yes

Divisible by 3No, remainder 2

Divisible by 4Yes

Divisible by 5No, remainder 1

Divisible by 6No, remainder 2

Divisible by 7No, remainder 1

Divisible by 8Yes

Divisible by 9No, remainder 8

Divisible by 10No, remainder 6

Divisible by 11No, remainder 4

Divisible by 12No, remainder 8

Divisible by 100No, remainder 16

Collatz (3n + 1) trajectory

Steps to reach 149the total stopping time

Highest value reached4,3724× the starting value

Reaches 1Yesthe Collatz conjecture says every positive integer does, but it is unproven

First steps1,016 → 508 → 254 → 127 → 382 → 191 → 574 → 287 → 862 → 431 → …

Last steps… → 5 → 16 → 8 → 4 → 2 → 1

As a percentage & fraction

As a percentage101,600%

1,016% as a decimal10.16

1,016% of 1001,016

1,016% of 1,00010,160

As a fraction of 1001,016/100

Read another way

As seconds16 minutes and 56 seconds

As bytes1,016 B

As a year1016 AD

As a 24-bit colour#0003F8

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Neighbouring numbers

Derived from 1,016

Nearby primes

1016 (year)

Leap year
366 days
11th century
Dragon

1016 was a leap year of 366 days. It began on a Monday and ended on a Tuesday. Easter Sunday fell on 7 April.

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Structure of the year

Leap yearYesdivisible by 4, and by 400 if divisible by 100

Days in the year366

Weeks in the year52ISO 8601 weeks; 28 December is always in the final week

Days in February29

1 January fell on aMonday

31 December fell on aTuesday

Century11th century

Decade1010s

Chinese zodiacDragon

Easter Sunday7 April

Months of 1016

January31 days, starts Monday

February29 days, starts Thursday

March31 days, starts Friday

April30 days, starts Monday

May31 days, starts Wednesday

June30 days, starts Saturday

July31 days, starts Monday

August31 days, starts Thursday

September30 days, starts Sunday

October31 days, starts Tuesday

November30 days, starts Friday

December31 days, starts Sunday

Time references

These values depend on today’s date and change daily.

Unix timestamp at the start-30,105,388,800

Unix timestamp at the end-30,073,766,401

Years from now1,010 years ago

Days from today369,148 days since 1 January

The number 1016

As a number1,016

In wordsone thousand and sixteen

Roman numeralsMXVI

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Neighbouring years

Key dates

Also reads as

#110011 (colour)

#110011
Magenta
Dark
Nearest: Black

#110011 is a magenta with RGB values 17, 0, 17 and HSL 300°, 100%, 3%. It is a dark colour, so white text on it reaches 20.4:1 contrast (AAA for normal text). The nearest named colour is Black.

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Colour values

#110011#110011

HEX#110011

HEX (short)#101

RGBrgb(17, 0, 17)

RGB (0–1)0.0667, 0, 0.0667

RGB percentages6.7%, 0%, 6.7%

HSLhsl(300, 100%, 3.3%)

HSV / HSBhsv(300, 100%, 6.7%)

CMYK0%, 100%, 0%, 93.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,114,129

CSS custom property--colour: #110011;

Brightness & contrast

Relative luminance0.0016WCAG 2.x, 0 is black and 1 is white

Perceived brightness10.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 20.35:1

Contrast with white20.35:1WCAG normal text: AAA

Contrast with black1.03:1WCAG normal text: Fail

Greyscale equivalent#050505

Inverted#EEFFEE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#000412no red cones; affects about 1% of men; ΔE 6.3 from the original

Deuteranopia#030610no green cones; the most common form, about 1% of men; ΔE 6.7 from the original

Tritanopia#120106no blue cones; rare, and affects men and women equally; ΔE 5.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text20.35:1WCAG large text: AAA

Contrast with black, large text1.03:1WCAG large text: Fail

Named colours

Black · ΔE 9.2 Dark slate grey · ΔE 35.5 Dim grey · ΔE 43.9 Dark slateblue · ΔE 50.6 Slate grey · ΔE 52.5 Midnight blue · ΔE 52.5

Nearest named CSS colourBlack (#000000)ΔE 9.21, clearly different but related

Hue familymagenta

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#001100

Analogous#090011, #110009

Triadic#111100, #001111

Split complementary#091100, #001109

Tetradic#110900, #001100, #000911

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#DD00DD

Lighter +30%#AA00AA

Lighter +20%#770077

Lighter +10%#440044

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#110011

Less saturated −25%#0F020F

Channel breakdown

R17

B17

Red17 (6.7%)

Green0 (0%)

Blue17 (6.7%)

Hue300°

Saturation (HSL)100%

Lightness3.33%

Dominant channelRed and Blue

Hex per channelR 11 · G 00 · B 11

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1,016

Number properties

Factors & divisors

Arithmetic

Representations

Nearest landmarks

Powers & multiples

Divisibility tests

Collatz (3n + 1) trajectory

As a percentage & fraction

Read another way

Keep nerding

Neighbouring numbers

Derived from 1,016

Nearby primes

Other readings

1016 (year)

Structure of the year

Months of 1016

Time references

The number 1016

Keep nerding

Neighbouring years

Key dates

#110011 (colour)

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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