number.wiki
Number

1,343

1,343 is a composite number, odd, a calendar year.

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

Historical context — 1343 AD

Calendar year

Year 1343 (MCCCXLIII) was a common year starting on Wednesday of the Julian 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
Tuesday
January 1, 1343
Ended on
Tuesday
December 31, 1343
Friday the 13ths
2
2 Friday the 13ths this year.
Decade
1340s
1340–1349
Century
14th century
1301–1400
Millennium
2nd millennium
1001–2000
Years ago
683
683 years before 2026.

In other calendars

Hebrew
5103 / 5104 AM
Rosh Hashanah falls in September/October.
Islamic Hijri
743 / 744 AH
Lunar calendar; year spans differ from Gregorian.
Chinese
Year of the zodiac:Water zodiac:Goat
Sexagenary cycle position 20 of 60. Lunar new year falls in late January / mid-February.
Buddhist Era
1886 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Persian Solar Hijri
721 / 722 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
Ethiopian
1335 / 1336 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka)
1265 / 1264 Saka
Indian national calendar; year starts in March.

Properties

Parity
Odd
Digit count
4
Digit sum
11
Digit product
36
Digital root
2
Palindrome
No
Bit width
11 bits
Reversed
3,431
Recamán's sequence
a(16,449) = 1,343
Square (n²)
1,803,649
Cube (n³)
2,422,300,607
Divisor count
4
σ(n) — sum of divisors
1,440
φ(n) — Euler's totient
1,248
Sum of prime factors
96

Primality

Prime factorization: 17 × 79

Nearest primes: 1,327 (−16) · 1,361 (+18)

Divisors & multiples

All divisors (4)
1 · 17 · 79 · 1343
Aliquot sum (sum of proper divisors): 97
Factor pairs (a × b = 1,343)
1 × 1343
17 × 79
First multiples
1,343 · 2,686 (double) · 4,029 · 5,372 · 6,715 · 8,058 · 9,401 · 10,744 · 12,087 · 13,430

Sums & aliquot sequence

As consecutive integers: 671 + 672 71 + 72 + … + 87 23 + 24 + … + 56
Aliquot sequence: 1,343 97 1 0 — terminates at zero

Representations

In words
one thousand three hundred forty-three
Ordinal
1343rd
Roman numeral
MCCCXLIII
Binary
10100111111
Octal
2477
Hexadecimal
0x53F
Base64
BT8=
One's complement
64,192 (16-bit)
In other bases
ternary (3) 1211202
quaternary (4) 110333
quinary (5) 20333
senary (6) 10115
septenary (7) 3626
nonary (9) 1752
undecimal (11) 1011
duodecimal (12) 93b
tridecimal (13) 7c4
tetradecimal (14) 6bd
pentadecimal (15) 5e8

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹 𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵ατμγʹ
Mayan (base 20)
𝋣·𝋧·𝋣
Chinese
一千三百四十三
Chinese (financial)
壹仟參佰肆拾參
In other modern scripts
Eastern Arabic ١٣٤٣ Devanagari १३४३ Bengali ১৩৪৩ Tamil ௧௩௪௩ Thai ๑๓๔๓ Tibetan ༡༣༤༣ Khmer ១៣៤៣ Lao ໑໓໔໓ Burmese ၁၃၄၃

Digit at this position in famous constants

π — Pi (π)
Digit 1,343 = 1
e — Euler's number (e)
Digit 1,343 = 5
φ — Golden ratio (φ)
Digit 1,343 = 1
√2 — Pythagoras's (√2)
Digit 1,343 = 4
ln 2 — Natural log of 2
Digit 1,343 = 3
γ — Euler-Mascheroni (γ)
Digit 1,343 = 9

Also seen as

Unicode codepoint
Կ
Armenian Capital Letter Ken
U+053F
Uppercase letter (Lu)

UTF-8 encoding: D4 BF (2 bytes).

Hex color
#00053F
RGB(0, 5, 63)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.5.63.

Address
0.0.5.63
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.5.63

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

Position in π

The digit sequence 1343 first appears in π at position 10,693 of the decimal expansion (the 10,693ordinal-suffix:rd 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.