1,607
1,607 is a prime, odd, a calendar year.
1,607 (one thousand six hundred seven) is an odd 4-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in Roman numerals it is MDCVII and in binary, 11001000111.
Interestingness
Notable events — 1607 AD
- May 14 English colonists found Jamestown in Virginia.
- Sep 14 The Flight of the Earls leaves Ulster open to English plantation.
- Undated Claudio Monteverdi premieres L'Orfeo, an early opera.
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
-
Monday
January 1, 1607
- Ended on
-
Monday
December 31, 1607
- Friday the 13ths
-
2
2 Friday the 13ths this year.
- Easter Sunday
-
April 15
Sunday, April 15, 1607
- Decade
-
1600s
1600–1609
- Century
-
17th century
1601–1700
- Millennium
-
2nd millennium
1001–2000
- Years ago
-
419
419 years before 2026.
In other calendars
- Hebrew
-
5367 / 5368 AM
Rosh Hashanah falls in September/October.
- Islamic Hijri
-
1015 / 1016 AH
Lunar calendar; year spans differ from Gregorian.
- Chinese
-
Year of the zodiac:Fire zodiac:Goat
Sexagenary cycle position 44 of 60. Lunar new year falls in late January / mid-February.
- Buddhist Era
-
2150 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
- Persian Solar Hijri
-
985 / 986 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
- Ethiopian
-
1599 / 1600 ET
Year boundary at Enkutatash (September 11/12).
- Indian National (Saka)
-
1529 / 1528 Saka
Indian national calendar; year starts in March.
Properties
Primality
1,607 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√1,607 = [40; (11, 2, 3, 1, 2, 1, 6, 1, 1, 4, 5, 1, 1, 39, 1, 1, 5, 4, 1, 1, 6, 1, 2, 1, …)]
Period length 28 — the block in parentheses repeats forever.
Representations
- In words
- one thousand six hundred seven
- Ordinal
- 1607th
- Roman numeral
- MDCVII
- Binary
- 11001000111
- Octal
- 3107
- Hexadecimal
- 0x647
- Base64
- Bkc=
- One's complement
- 63,928 (16-bit)
- Scientific notation
- 1.607 × 10³
- As a duration
- 1,607 s = 26 minutes, 47 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵αχζʹ
- Mayan (base 20)
- 𝋤·𝋠·𝋧
- Chinese
- 一千六百零七
- Chinese (financial)
- 壹仟陸佰零柒
Digit at this position in famous constants
- π — Pi (π)
- Digit 1,607 = 0
- e — Euler's number (e)
- Digit 1,607 = 5
- φ — Golden ratio (φ)
- Digit 1,607 = 0
- √2 — Pythagoras's (√2)
- Digit 1,607 = 9
- ln 2 — Natural log of 2
- Digit 1,607 = 9
- γ — Euler-Mascheroni (γ)
- Digit 1,607 = 4
Also seen as
UTF-8 encoding: D9 87 (2 bytes).
As an unsigned 32-bit integer, this is the IPv4 address 0.0.6.71.
- Address
- 0.0.6.71
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.0.6.71
Unspecified address (0.0.0.0/8) — "this network" placeholder.
Heard as a frequency, 1,607 Hz is closest to:
- Concert pitch (A4 = 440 Hz): G6 (1568 Hz, +43¢)
- Scientific pitch (C4 = 256 Hz): G♯6 (1625.5 Hz, -20¢)
- Baroque pitch (A4 = 415 Hz): G♯6 (1566.8 Hz, +44¢)
The digit sequence 1607 first appears in π at position 4,648 of the decimal expansion (the 4,648ordinal-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.
Related reading
- Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
- Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.