Number

119

119 is a composite number, odd, a calendar year.

119 (one hundred nineteen) is an odd 3-digit number. It is a composite number with 4 divisors, and factors as 7 × 17. Written other ways, in Roman numerals it is CXIX and in binary, 1110111.

Arithmetic Number Binary Palindrome Cube-Free Deficient Number Evil Number Flippable Perrin Number Recamán's Sequence Semiprime Squarefree Year

Interestingness

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8 notable facts · grade A

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Historical context — 119 AD

Calendar year

Year 119 (CXIX) was a common year starting on Saturday of the Julian calendar.

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

Historical context — 119 BC

Calendar year

Year 119 BC was a year of the pre-Julian Roman calendar.

Excerpt from Wikipedia (en) ↗ · Licensed CC BY-SA 4.0 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: Sunday
January 1, 119
Ended on: Sunday
December 31, 119
Friday the 13ths: 2
2 Friday the 13ths this year.
Decade: 110s
110–119
Century: 2nd century
101–200
Millennium: 1st millennium
1–1000
Years ago: 1,907
1907 years before 2026.

In other calendars

Hebrew: 3879 / 3880 AM
Rosh Hashanah falls in September/October.
Chinese: Year of the zodiac:Earth zodiac:Goat
Sexagenary cycle position 56 of 60. Lunar new year falls in late January / mid-February.
Buddhist Era: 662 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Ethiopian: 111 / 112 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka): 41 / 40 Saka
Indian national calendar; year starts in March.

Properties

Parity: Odd
Digit count: 3
Digit sum: 11
Digit product: 9
Digital root: 2
Palindrome: No
Bit width: 7 bits
Reversed: 911
Flips to (rotate 180°): 611
Recamán's sequence: a(162) = 119
Square (n²): 14,161
Cube (n³): 1,685,159
Divisor count: 4
σ(n) — sum of divisors: 144
φ(n) — Euler's totient: 96
Sum of prime factors: 24

Primality

Prime factorization: 7 × 17

Nearest primes: 113 (−6) · 127 (+8)

Divisors & multiples

All divisors (4)

1 · 7 · 17 · 119

Aliquot sum (sum of proper divisors): 25

Factor pairs (a × b = 119)

1 × 119

7 × 17

First multiples

119 · 238 (double) · 357 · 476 · 595 · 714 · 833 · 952 · 1,071 · 1,190

Sums & aliquot sequence

As consecutive integers: 59 + 60 14 + 15 + … + 20 2 + 3 + … + 15

Aliquot sequence: 119 → 25 → 6 → 6 — reaches a perfect number

Continued fraction of √n

√119 = [10; (1, 9, 1, 20)]

Period length 4 — the block in parentheses repeats forever.

Representations

In words: one hundred nineteen
Ordinal: 119th
Roman numeral: CXIX
Binary: 1110111
Octal: 167
Hexadecimal: 0x77
Base64: dw==
One's complement: 136 (8-bit)
Scientific notation: 1.19 × 10²
As a duration: 119 s = 1 minute, 59 seconds

In other bases

ternary (3) 11102

quaternary (4) 1313

quinary (5) 434

senary (6) 315

septenary (7) 230

nonary (9) 142

undecimal (11) a9

duodecimal (12) 9b

tridecimal (13) 92

tetradecimal (14) 87

pentadecimal (15) 7e

Palindromic in base 2, base 5

As an angle

119°

119° ≈ 2.077 rad

Compass bearing: ESE (east-southeast)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓍢𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian): ριθʹ
Mayan (base 20): 𝋥·𝋳
Chinese: 一百一十九
Chinese (financial): 壹佰壹拾玖

In other modern scripts

Eastern Arabic ١١٩ Devanagari ११९ Bengali ১১৯ Tamil ௧௧௯ Thai ๑๑๙ Tibetan ༡༡༩ Khmer ១១៩ Lao ໑໑໙ Burmese ၁၁၉

Digit at this position in famous constants

π — Pi (π): Digit 119 = 6
e — Euler's number (e): Digit 119 = 9
φ — Golden ratio (φ): Digit 119 = 7
√2 — Pythagoras's (√2): Digit 119 = 0
ln 2 — Natural log of 2: Digit 119 = 7
γ — Euler-Mascheroni (γ): Digit 119 = 4

Also seen as

ASCII character

As an ASCII codepoint, 119 is w. Printable ASCII character w.

Hex color

#000077

RGB(0, 0, 119)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.0.119.

Address: 0.0.0.119
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.0.119

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

Musical pitch

Heard as a frequency, 119 Hz is closest to:

Concert pitch (A4 = 440 Hz): A♯2 (116.5 Hz, +36¢)
Scientific pitch (C4 = 256 Hz): B2 (120.8 Hz, -26¢)
Baroque pitch (A4 = 415 Hz): B2 (116.5 Hz, +37¢)

(very low — many laptop and phone speakers can't reproduce it)

As a MIDI note number, 119 is B8 (7902.1 Hz at concert pitch).