Number

1,519

1,519 is a composite number, odd, a calendar year.

Arithmetic Number Deficient Number Odious Number Recamán's Sequence Year

Notable events — 1519 AD

Feb 18 Hernán Cortés departs Cuba for the conquest of Mexico.
Jun 28 Charles V is elected Holy Roman Emperor.
Sep 20 Ferdinand Magellan's expedition departs Spain to circumnavigate the globe.
May 2 Leonardo da Vinci dies in France.

Events compiled from Wikipedia ↗ · Licensed CC BY-SA 4.0

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, 1519
Ended on: Wednesday
December 31, 1519
Friday the 13ths: 1
One Friday the 13th this year.
Decade: 1510s
1510–1519
Century: 16th century
1501–1600
Millennium: 2nd millennium
1001–2000
Years ago: 507
507 years before 2026.

In other calendars

Hebrew: 5279 / 5280 AM
Rosh Hashanah falls in September/October.
Islamic Hijri: 924 / 925 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: 2062 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Persian Solar Hijri: 897 / 898 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
Ethiopian: 1511 / 1512 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka): 1441 / 1440 Saka
Indian national calendar; year starts in March.

Properties

Parity: Odd
Digit count: 4
Digit sum: 16
Digit product: 45
Digital root: 7
Palindrome: No
Bit width: 11 bits
Reversed: 9,151
Recamán's sequence: a(1,522) = 1,519
Square (n²): 2,307,361
Cube (n³): 3,504,881,359
Divisor count: 6
σ(n) — sum of divisors: 1,824
φ(n) — Euler's totient: 1,260
Sum of prime factors: 45

Primality

Prime factorization: 7 ² × 31

Nearest primes: 1,511 (−8) · 1,523 (+4)

Divisors & multiples

All divisors (6)

1 · 7 · 31 · 49 · 217 · 1519

Aliquot sum (sum of proper divisors): 305

Factor pairs (a × b = 1,519)

1 × 1519

7 × 217

31 × 49

First multiples

1,519 · 3,038 (double) · 4,557 · 6,076 · 7,595 · 9,114 · 10,633 · 12,152 · 13,671 · 15,190

Sums & aliquot sequence

As consecutive integers: 759 + 760 214 + 215 + … + 220 102 + 103 + … + 115 34 + 35 + … + 64

Aliquot sequence: 1,519 → 305 → 67 → 1 → 0 — terminates at zero

Representations

In words: one thousand five hundred nineteen
Ordinal: 1519th
Roman numeral: MDXIX
Binary: 10111101111
Octal: 2757
Hexadecimal: 0x5EF
Base64: Be8=
One's complement: 64,016 (16-bit)

In other bases

ternary (3) 2002021

quaternary (4) 113233

quinary (5) 22034

senary (6) 11011

septenary (7) 4300

nonary (9) 2067

undecimal (11) 1161

duodecimal (12) a67

tridecimal (13) 8cb

tetradecimal (14) 7a7

pentadecimal (15) 6b4

Historical numeral systems

Babylonian (base 60): 𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian): ͵αφιθʹ
Mayan (base 20): 𝋣·𝋯·𝋳
Chinese: 一千五百一十九
Chinese (financial): 壹仟伍佰壹拾玖

In other modern scripts

Eastern Arabic ١٥١٩ Devanagari १५१९ Bengali ১৫১৯ Tamil ௧௫௧௯ Thai ๑๕๑๙ Tibetan ༡༥༡༩ Khmer ១៥១៩ Lao ໑໕໑໙ Burmese ၁၅၁၉

Digit at this position in famous constants

π — Pi (π): Digit 1,519 = 5
e — Euler's number (e): Digit 1,519 = 4
φ — Golden ratio (φ): Digit 1,519 = 3
√2 — Pythagoras's (√2): Digit 1,519 = 6
ln 2 — Natural log of 2: Digit 1,519 = 3
γ — Euler-Mascheroni (γ): Digit 1,519 = 4

Also seen as

Unicode codepoint

Hebrew Yod Triangle

U+05EF

Other letter (Lo)

UTF-8 encoding: D7 AF (2 bytes).

Lookup U+05EF on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#0005EF

RGB(0, 5, 239)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.5.239.

Address: 0.0.5.239
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.5.239

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

Position in π

The digit sequence 1519 first appears in π at position 22,784 of the decimal expansion (the 22,784ordinal-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.

Look up 1519 on Pi Search ↗