Number

364

Positive
Even
Composite
3 digits

364 is an even 3-digit integer and a composite number. It has 12 divisors and a digital root of 4.

Number properties

ParityEvendivisible by 2

SignPositive

PrimalityComposite

Absolute value364

Digit count3

Digit sum13

Digital root4repeated digit sum

PalindromicNoreads differently backwards

Happy numberNosquared-digit sums reach 1

Harshad numberYesdivisible by its own digit sum

Factors & divisors

Prime factorisation2^2 × 7 × 13

Distinct prime factors32, 7, 13

Number of divisors12

Sum of divisors σ(n)784

Aliquot sum420sum of the proper divisors

ClassificationAbundantthe aliquot sum exceeds the number

Euler's totient φ(n)144integers below n that share no factor with it

SquarefreeNohas a repeated prime factor

All divisors1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 36412 in total

Arithmetic

Previous number363

Next number365

Double728

Half182

Square132,496

Cube48,228,544

Square root19.078784028≈irrational, shown to 9 decimal places

Cube root7.140036982≈

Negation-364

Reciprocal0.0027472527≈

364 factorial6877843472755817066556011985975898001415… (776 digits)

Representations

Decimal364

Binary1011011009 bits

Octal554

Hexadecimal16C

Base 36A4

Roman numeralCCCLXIV

In wordsthree hundred and sixty-four

Ordinalthree hundred and sixty-fourth

Scientific notation3.64 × 10^2

Engineering notation364

Nearest landmarks

Next prime367+3

Previous prime359−5

Distance to nearest prime3

Nearest square below361

Nearest square above400

Powers & multiples

364 to the power 2132,496

364 to the power 348,228,544

364 to the power 417,555,190,016

364 to the power 56,390,089,165,824

First ten multiples364, 728, 1,092, 1,456, 1,820, 2,184, 2,548, 2,912, 3,276, 3,640

Powers of twoBetween 2^8 (256) and 2^9 (512)

Divisibility tests

Divisible by 2Yes

Divisible by 3No, remainder 1

Divisible by 4Yes

Divisible by 5No, remainder 4

Divisible by 6No, remainder 4

Divisible by 7Yes

Divisible by 8No, remainder 4

Divisible by 9No, remainder 4

Divisible by 10No, remainder 4

Divisible by 11No, remainder 1

Divisible by 12No, remainder 4

Divisible by 100No, remainder 64

Collatz (3n + 1) trajectory

Steps to reach 194the total stopping time

Highest value reached9,23225× the starting value

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

First steps364 → 182 → 91 → 274 → 137 → 412 → 206 → 103 → 310 → 155 → …

Last steps… → 5 → 16 → 8 → 4 → 2 → 1

As a percentage & fraction

As a percentage36,400%

364% as a decimal3.64

364% of 100364

364% of 1,0003,640

As a fraction of 100364/100

Read another way

As seconds6 minutes and 4 seconds

As bytes364 B

As a 24-bit colour#00016C

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Neighbouring numbers

Derived from 364

Nearby primes

#336644 (colour)

#336644
Green
Dark
Nearest: Dark olivegreen

#336644 is a green with RGB values 51, 102, 68 and HSL 140°, 33%, 30%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dark olivegreen.

Open this reading on its own page →

Colour values

#336644#336644

HEX#336644

HEX (short)#364

RGBrgb(51, 102, 68)

RGB (0–1)0.2, 0.4, 0.2667

RGB percentages20%, 40%, 26.7%

HSLhsl(140, 33.3%, 30%)

HSV / HSBhsv(140, 50%, 40%)

CMYK50%, 0%, 33.3%, 60%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,368,516

CSS custom property--colour: #336644;

Brightness & contrast

Relative luminance0.10624WCAG 2.x, 0 is black and 1 is white

Perceived brightness86.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.72:1

Contrast with white6.72:1WCAG normal text: AA

Contrast with black3.12:1WCAG normal text: Fail

Greyscale equivalent#595959

Inverted#CC99BB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#665F42no red cones; affects about 1% of men; ΔE 23.8 from the original

Deuteranopia#5F5A46no green cones; the most common form, about 1% of men; ΔE 24.1 from the original

Tritanopia#28655Dno blue cones; rare, and affects men and women equally; ΔE 15.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text6.72:1WCAG large text: AAA

Contrast with black, large text3.12:1WCAG large text: AA

Named colours

Dark olivegreen · ΔE 18.2 Sea green · ΔE 19.8 Dark slate grey · ΔE 23.9 Teal · ΔE 24.6 Dark cyan · ΔE 27.1 Dim grey · ΔE 29.8

Nearest named CSS colourDark olivegreen (#556B2F)ΔE 18.18, a distinctly different colour

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#663355

Analogous#3C6633, #33665E

Triadic#443366, #664433

Split complementary#5E3366, #66333C

Tetradic#333C66, #663355, #665E33

Tints, shades & saturation

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

Lighter +40%#99CCAA

Lighter +30%#77BB8E

Lighter +20%#55AA71

Lighter +10%#44885B

Darker −10%#22442D

Darker −20%#112217

Darker −30%#000000

Darker −40%#000000

More saturated +25%#20793E

Less saturated −25%#46534A

Channel breakdown

R51

G102

B68

Red51 (20%)

Green102 (40%)

Blue68 (26.7%)

Hue140°

Saturation (HSL)33.33%

Lightness30%

Dominant channelGreen

Hex per channelR 33 · G 66 · B 44

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Every link below is a page Nerdulator can generate from what it already knows about this value.

364

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 364

Nearby primes

Other readings

#336644 (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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