1,323
1,323 is a composite number, odd, a calendar year.
Historical context — 1323 AD
Calendar year
Year 1323 (MCCCXXIII) was a common year starting on Saturday of the Julian calendar.
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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, 1323
- Ended on
-
Friday
December 31, 1323
- Friday the 13ths
-
1
One Friday the 13th this year.
- Decade
-
1320s
1320–1329
- Century
-
14th century
1301–1400
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
703
703 years before 2026.
In other calendars
- Hebrew
-
5083 / 5084 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
722 / 723 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Water zodiac:Pig
Sexagenary cycle position 60 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
1866 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
701 / 702 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1315 / 1316 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1245 / 1244 Saka
Indian national calendar; year starts in March.
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 9
- Digit product
- 18
- Digital root
- 9
- Palindrome
- No
- Bit width
- 11 bits
- Reversed
- 3,231
- Recamán's sequence
- a(4,117) = 1,323
- Square (n²)
- 1,750,329
- Cube (n³)
- 2,315,685,267
- Divisor count
- 12
- σ(n) — sum of divisors
- 2,280
- φ(n) — Euler's totient
- 756
- Sum of prime factors
- 23
Primality
Prime factorization: 3 3 × 7 2
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- one thousand three hundred twenty-three
- Ordinal
- 1323rd
- Roman numeral
- MCCCXXIII
- Binary
- 10100101011
- Octal
- 2453
- Hexadecimal
- 0x52B
- Base64
- BSs=
- One's complement
- 64,212 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹 𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵ατκγʹ
- Mayan (base 20)
- 𝋣·𝋦·𝋣
- Chinese
- 一千三百二十三
- Chinese (financial)
- 壹仟參佰貳拾參
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,323 = 5
- e — Euler's number (e)
- Digit 1,323 = 1
- φ — Golden ratio (φ)
- Digit 1,323 = 9
- √2 — Pythagoras's (√2)
- Digit 1,323 = 1
- ln 2 — Natural log of 2
- Digit 1,323 = 8
- γ — Euler-Mascheroni (γ)
- Digit 1,323 = 9
Also seen as
UTF-8 encoding: D4 AB (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.5.43.
- Address
- 0.0.5.43
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.5.43
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The digit sequence 1323 first appears in π at position 2,677 of the decimal expansion (the 2,677ordinal-suffix:th digit after the integer 3).
Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.