1,339
1,339 is a composite number, odd, a calendar year.
1,339 (one thousand three hundred thirty-nine) is an odd 4-digit number. It is a composite number with 4 divisors, and factors as 13 × 103. Written other ways, in Roman numerals it is MCCCXXXIX and in binary, 10100111011.
Interestingness
Historical context — 1339 AD
Calendar year
Year 1339 (MCCCXXXIX) was a common year starting on Friday 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
-
53
Long year: contains 53 ISO weeks.
- Started on
-
Thursday
January 1, 1339
- Ended on
-
Thursday
December 31, 1339
- Friday the 13ths
-
3
3 Friday the 13ths this year.
- Decade
-
1330s
1330–1339
- Century
-
14th century
1301–1400
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
687
687 years before 2026.
In other calendars
- Hebrew
-
5099 / 5100 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
739 / 740 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Earth zodiac:Rabbit
Sexagenary cycle position 16 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
1882 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
717 / 718 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1331 / 1332 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1261 / 1260 Saka
Indian national calendar; year starts in March.
Properties
Primality
Prime factorization: 13 × 103
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√1,339 = [36; (1, 1, 2, 4, 1, 4, 1, 4, 2, 1, 1, 72)]
Period length 12 — the block in parentheses repeats forever.
Representations
- In words
- one thousand three hundred thirty-nine
- Ordinal
- 1339th
- Roman numeral
- MCCCXXXIX
- Binary
- 10100111011
- Octal
- 2473
- Hexadecimal
- 0x53B
- Base64
- BTs=
- One's complement
- 64,196 (16-bit)
- Scientific notation
- 1.339 × 10³
- As a duration
- 1,339 s = 22 minutes, 19 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ατλθʹ
- Mayan (base 20)
- 𝋣·𝋦·𝋳
- Chinese
- 一千三百三十九
- Chinese (financial)
- 壹仟參佰參拾玖
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,339 = 8
- e — Euler's number (e)
- Digit 1,339 = 7
- φ — Golden ratio (φ)
- Digit 1,339 = 9
- √2 — Pythagoras's (√2)
- Digit 1,339 = 0
- ln 2 — Natural log of 2
- Digit 1,339 = 8
- γ — Euler-Mascheroni (γ)
- Digit 1,339 = 0
Also seen as
UTF-8 encoding: D4 BB (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.5.59.
- Address
- 0.0.5.59
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.5.59
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 1,339 Hz is closest to:
- Concert pitch (A4 = 440 Hz): E6 (1318.5 Hz, +27¢)
- Scientific pitch (C4 = 256 Hz): F6 (1366.9 Hz, -36¢)
- Baroque pitch (A4 = 415 Hz): F6 (1317.5 Hz, +28¢)
The digit sequence 1339 first appears in π at position 281 of the decimal expansion (the 281ordinal-suffix:st 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.
Related reading
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.