1,593
1,593 is a composite number, odd, a calendar year.
Notable events — 1593 AD
- Jul 25 Henry IV converts to Catholicism, declaring "Paris is well worth a Mass".
- Aug 17 The Ottoman-Habsburg Long War officially begins.
- May 30 Christopher Marlowe is killed in Deptford.
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
-
Friday
January 1, 1593
- Ended on
-
Friday
December 31, 1593
- Friday the 13ths
-
1
One Friday the 13th this year.
- Easter Sunday
-
April 18
Sunday, April 18, 1593
- Decade
-
1590s
1590–1599
- Century
-
16th century
1501–1600
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
433
433 years before 2026.
In other calendars
- Hebrew
-
5353 / 5354 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
1001 / 1002 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Water zodiac:Snake
Sexagenary cycle position 30 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
2136 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
971 / 972 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1585 / 1586 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1515 / 1514 Saka
Indian national calendar; year starts in March.
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 18
- Digit product
- 135
- Digital root
- 9
- Palindrome
- No
- Bit width
- 11 bits
- Reversed
- 3,951
- Recamán's sequence
- a(8,214) = 1,593
- Square (n²)
- 2,537,649
- Cube (n³)
- 4,042,474,857
- Divisor count
- 8
- σ(n) — sum of divisors
- 2,400
- φ(n) — Euler's totient
- 1,044
- Sum of prime factors
- 68
Primality
Prime factorization: 3 3 × 59
Divisors & multiples
Sums & aliquot sequence
Representations
- In words
- one thousand five hundred ninety-three
- Ordinal
- 1593rd
- Roman numeral
- MDXCIII
- Binary
- 11000111001
- Octal
- 3071
- Hexadecimal
- 0x639
- Base64
- Bjk=
- One's complement
- 63,942 (16-bit)
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵αφϟγʹ
- Mayan (base 20)
- 𝋣·𝋳·𝋭
- Chinese
- 一千五百九十三
- Chinese (financial)
- 壹仟伍佰玖拾參
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,593 = 7
- e — Euler's number (e)
- Digit 1,593 = 6
- φ — Golden ratio (φ)
- Digit 1,593 = 6
- √2 — Pythagoras's (√2)
- Digit 1,593 = 2
- ln 2 — Natural log of 2
- Digit 1,593 = 3
- γ — Euler-Mascheroni (γ)
- Digit 1,593 = 5
Also seen as
UTF-8 encoding: D8 B9 (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.6.57.
- Address
- 0.0.6.57
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.6.57
Unspecified address (0.0.0.0/8) — "this network" placeholder.
The digit sequence 1593 first appears in π at position 5,170 of the decimal expansion (the 5,170ordinal-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.