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Number

1,349

1,349 is a composite number, odd, a calendar year.

Arithmetic Number Ascending Digits Deficient Number Gapful Number Odious Number Pernicious Number Recamán's Sequence Semiprime Squarefree Year

Historical context — 1349 AD

Calendar year

Year 1349 (MCCCXLIX) was a common year starting on Thursday 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
Wednesday
January 1, 1349
Ended on
Wednesday
December 31, 1349
Friday the 13ths
1
One Friday the 13th this year.
Decade
1340s
1340–1349
Century
14th century
1301–1400
Millennium
2nd millennium
1001–2000
Years ago
677
677 years before 2026.

In other calendars

Hebrew
5109 / 5110 AM
Rosh Hashanah falls in September/October.
Islamic Hijri
749 / 750 AH
Lunar calendar; year spans differ from Gregorian.
Chinese
Year of the zodiac:Earth zodiac:Ox
Sexagenary cycle position 26 of 60. Lunar new year falls in late January / mid-February.
Buddhist Era
1892 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Persian Solar Hijri
727 / 728 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
Ethiopian
1341 / 1342 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka)
1271 / 1270 Saka
Indian national calendar; year starts in March.

Properties

Parity
Odd
Digit count
4
Digit sum
17
Digit product
108
Digital root
8
Palindrome
No
Bit width
11 bits
Reversed
9,431
Recamán's sequence
a(16,437) = 1,349
Square (n²)
1,819,801
Cube (n³)
2,454,911,549
Divisor count
4
σ(n) — sum of divisors
1,440
φ(n) — Euler's totient
1,260
Sum of prime factors
90

Primality

Prime factorization: 19 × 71

Nearest primes: 1,327 (−22) · 1,361 (+12)

Divisors & multiples

All divisors (4)
1 · 19 · 71 · 1349
Aliquot sum (sum of proper divisors): 91
Factor pairs (a × b = 1,349)
1 × 1349
19 × 71
First multiples
1,349 · 2,698 (double) · 4,047 · 5,396 · 6,745 · 8,094 · 9,443 · 10,792 · 12,141 · 13,490

Sums & aliquot sequence

As consecutive integers: 674 + 675 62 + 63 + … + 80 17 + 18 + … + 54
Aliquot sequence: 1,349 91 21 11 1 0 — terminates at zero

Representations

In words
one thousand three hundred forty-nine
Ordinal
1349th
Roman numeral
MCCCXLIX
Binary
10101000101
Octal
2505
Hexadecimal
0x545
Base64
BUU=
One's complement
64,186 (16-bit)
In other bases
ternary (3) 1211222
quaternary (4) 111011
quinary (5) 20344
senary (6) 10125
septenary (7) 3635
nonary (9) 1758
undecimal (11) 1017
duodecimal (12) 945
tridecimal (13) 7ca
tetradecimal (14) 6c5
pentadecimal (15) 5ee

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ατμθʹ
Mayan (base 20)
𝋣·𝋧·𝋩
Chinese
一千三百四十九
Chinese (financial)
壹仟參佰肆拾玖
In other modern scripts
Eastern Arabic ١٣٤٩ Devanagari १३४९ Bengali ১৩৪৯ Tamil ௧௩௪௯ Thai ๑๓๔๙ Tibetan ༡༣༤༩ Khmer ១៣៤៩ Lao ໑໓໔໙ Burmese ၁၃၄၉

Digit at this position in famous constants

π — Pi (π)
Digit 1,349 = 5
e — Euler's number (e)
Digit 1,349 = 6
φ — Golden ratio (φ)
Digit 1,349 = 4
√2 — Pythagoras's (√2)
Digit 1,349 = 7
ln 2 — Natural log of 2
Digit 1,349 = 8
γ — Euler-Mascheroni (γ)
Digit 1,349 = 1

Also seen as

Unicode codepoint
Յ
Armenian Capital Letter Yi
U+0545
Uppercase letter (Lu)

UTF-8 encoding: D5 85 (2 bytes).

Hex color
#000545
RGB(0, 5, 69)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.5.69.

Address
0.0.5.69
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.5.69

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

Position in π

The digit sequence 1349 first appears in π at position 759 of the decimal expansion (the 759ordinal-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.