Number

326

326 is a composite number, even, a calendar year.

Arithmetic Number Deficient Number Evil Number Happy Number Recamán's Sequence Semiprime Squarefree Year

Historical context — 326 AD

Calendar year

Year 326 (CCCXXVI) was a common year starting on Saturday of the Julian calendar.

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Historical context — 326 BC

Calendar year

Year 326 BC was a year of the pre-Julian Roman calendar.

Excerpt from Wikipedia (en) ↗ · Licensed CC BY-SA 4.0 · English fallback Read the full article on Wikipedia →

Year facts

Year type: Common year
Standard 365-day year; not divisible by 4 (or divisible by 100 but not 400).
Days in year: 365
ISO weeks: 52
Started on: Friday
January 1, 326
Ended on: Friday
December 31, 326
Friday the 13ths: 1
One Friday the 13th this year.
Decade: 320s
320–329
Century: 4th century
301–400
Millennium: 1st millennium
1–1000
Years ago: 1,700
1700 years before 2026.

In other calendars

Hebrew: 4086 / 4087 AM
Rosh Hashanah falls in September/October.
Chinese: Year of the zodiac:Fire zodiac:Dog
Sexagenary cycle position 23 of 60. Lunar new year falls in late January / mid-February.
Buddhist Era: 869 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Ethiopian: 318 / 319 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka): 248 / 247 Saka
Indian national calendar; year starts in March.

Properties

Parity: Even
Digit count: 3
Digit sum: 11
Digit product: 36
Digital root: 2
Palindrome: No
Bit width: 9 bits
Reversed: 623
Recamán's sequence: a(596) = 326
Square (n²): 106,276
Cube (n³): 34,645,976
Divisor count: 4
σ(n) — sum of divisors: 492
φ(n) — Euler's totient: 162
Sum of prime factors: 165

Primality

Prime factorization: 2 × 163

Nearest primes: 317 (−9) · 331 (+5)

Divisors & multiples

All divisors (4)

1 · 2 · 163 (half) · 326

Aliquot sum (sum of proper divisors): 166

Factor pairs (a × b = 326)

1 × 326

2 × 163

First multiples

326 · 652 (double) · 978 · 1,304 · 1,630 · 1,956 · 2,282 · 2,608 · 2,934 · 3,260

Sums & aliquot sequence

As consecutive integers: 80 + 81 + 82 + 83

Aliquot sequence: 326 → 166 → 86 → 46 → 26 → 16 → 15 → 9 → 4 → 3 → 1 → 0 — terminates at zero

Representations

In words: three hundred twenty-six
Ordinal: 326th
Roman numeral: CCCXXVI
Binary: 101000110
Octal: 506
Hexadecimal: 0x146
Base64: AUY=
One's complement: 65,209 (16-bit)

In other bases

ternary (3) 110002

quaternary (4) 11012

quinary (5) 2301

senary (6) 1302

septenary (7) 644

nonary (9) 402

undecimal (11) 277

duodecimal (12) 232

tridecimal (13) 1c1

tetradecimal (14) 194

pentadecimal (15) 16b

Historical numeral systems

Babylonian (base 60): 𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian): τκϛʹ
Mayan (base 20): 𝋰·𝋦
Chinese: 三百二十六
Chinese (financial): 參佰貳拾陸

In other modern scripts

Eastern Arabic ٣٢٦ Devanagari ३२६ Bengali ৩২৬ Tamil ௩௨௬ Thai ๓๒๖ Tibetan ༣༢༦ Khmer ៣២៦ Lao ໓໒໖ Burmese ၃၂၆

Digit at this position in famous constants

π — Pi (π): Digit 326 = 5
e — Euler's number (e): Digit 326 = 5
φ — Golden ratio (φ): Digit 326 = 0
√2 — Pythagoras's (√2): Digit 326 = 6
ln 2 — Natural log of 2: Digit 326 = 5
γ — Euler-Mascheroni (γ): Digit 326 = 9

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 326, here are decompositions:

13 + 313 = 326
19 + 307 = 326
43 + 283 = 326
97 + 229 = 326
103 + 223 = 326
127 + 199 = 326
163 + 163 = 326

Unicode codepoint

Latin Small Letter N With Cedilla

U+0146

Lowercase letter (Ll)

UTF-8 encoding: C5 86 (2 bytes).

Lookup U+0146 on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#000146

RGB(0, 1, 70)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.1.70.

Address: 0.0.1.70
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.1.70

Unspecified address (0.0.0.0/8) — "this network" placeholder.